Unlock Precision: Optimizing DXF Files for Flawless CNC, Plasma, and Laser Cutting

Introduction to DXF Optimization

Clean geometry is the foundation of CNC DXF file optimization. A well-prepared drawing eliminates guesswork at the machine, reduces dross and rework, and ensures consistent fit—whether you’re cutting a tool mounting plate on a plasma table or fine text on a laser. Poorly prepared DXFs cause stalls in CAM, ragged edges, and out-of-tolerance holes that snowball into costly fixes.

Start with CAD file preparation that machines understand:

• Use only lines and arcs. Convert splines and ellipses to polylines with arc segments (tight tolerance, e.g., 0.001 in or 0.02 mm).
• Close all profiles. Every internal feature (holes/slots) and external perimeter should be a single, closed polyline.
• Remove duplicates and zero-length entities. Purge overlapping lines and stray points; flatten everything to Z=0.
• Simplify nodes. Minimize excessive vertices on curves to stabilize feed rates and improve edge quality.
• One unit system, 1:1 scale. DXF units can be ambiguous, so label the intended units in the filename and keep a non-cut reference dimension on a “NOTES” layer.

Apply DXF design best practices that align with your process:

• Kerf and offsets: Don’t hard-code kerf compensation in the DXF. Size functional features with realistic clearance and apply offsets in CAM. Example: For a 0.250 in tab intended to slip into a slot on a plasma system with ~0.040 in kerf, draw the slot 0.265–0.275 in and fine-tune in CAM.
• Minimum feature sizes: Laser cutting file preparation can hold smaller details; use hole diameter ≥ material thickness as a safe starting point. For plasma cutting DXF, use ≥1.5× material thickness to avoid tapered, undersized holes.
• Lead-ins/outs and pierce points: Typically set in CAM, but leave adequate space. For plasma, plan pierces ≥ material thickness away from edges; lead-ins around 2–4× kerf width. Lasers can use shorter lead-ins or none on non-critical features.
• Tabs/microjoints: Include where parts might tip. Laser: ~0.020–0.060 in; plasma: ~0.060–0.100 in depending on gauge and part size.
• Text and logos: Convert text to outlines and choose stencil fonts for plasma to retain islands (A, O, R). Avoid strokes narrower than the kerf.

Organize for file optimization for fabrication:

• Layers: Separate cut, etch/mark, and notes. Use continuous linetypes and hairline/zero width for cut paths.
• Versioning: Save to a widely compatible DXF (e.g., R12/R14) to prevent spline or unit issues across CAM packages.
• Nesting: Keep part spacing appropriate to heat-affected zone (plasma often ≥0.125 in on thin sheet; less for laser).

Practical example: For a low-profile steel tool plate with 0.1875 in slots, use closed polylines with arc corners, 1:1 inches, plasma-ready minimum slot length ≥1.5× thickness, and no duplicate edges. This speeds CAM import and cuts true to size on the first pass.

Core Principles of DXF Files

DXF is the common language for CNC routers, plasma tables, and laser cutters—but reliability comes from disciplined geometry. For professional tradespeople cutting heavy-duty mounting plates or custom signage, CNC DXF file optimization keeps machines from pausing, gouging, or misinterpreting paths.

Use a compatible baseline. Export as DXF R12 or 2000 for broadest support. Stick to ASCII if a shop requests it. Set units explicitly (in or mm) and keep scale 1:1. Place your part at or near the origin with no hidden transforms.

Build machine-friendly geometry:

• Make all profiles closed polylines. Join segments; remove gaps and overlaps.
• Eliminate duplicates and zero-length entities. Run “Overkill” or similar cleanup.
• Replace splines with arcs/lines. Simplify nodes to the minimum needed for shape accuracy.
• Keep polyline width at zero; widths can confuse CAM.
• Use layers to define process intent, for example:

- EXTERNAL_CUT

- INTERNAL_CUT (holes/slots cut first)

- ETCH_OR_MARK

- BEND_LINE (non-cut)

• Set a consistent layer color/linetype convention so fabricators can auto-map processes.

Design with the cutting process in mind:

• Plasma cutting DXF: anticipate kerf around 1.0–2.0 mm depending on amperage and speed. Avoid knife-sharp inside corners; add small fillets (1–2 mm) to reduce heat concentration and dross. As a rule of thumb for air plasma, minimum hole diameter ≈ 1.5× material thickness for round, repeatable holes.
• Laser cutting file preparation: laser kerf is small (≈0.1–0.3 mm). You can keep finer details, but still convert text to outlines and add stencil bridges to prevent drop-outs.
• CNC router: inside corners can’t be perfectly sharp. Add dogbones or teardrops sized to tool radius + clearance. Don’t draw lead-ins/outs—leave that to CAM.

Prevent downstream surprises:

• Leave adequate edge distance for pierce points (plasma) or entry moves; crowding tiny features near edges invites blowouts.
• Ensure island logic is correct: no “floating” internal features without a surrounding contour.
• Convert all text to geometry (single-line fonts are best for etch). Explode blocks before export.
• Verify cut order by layer so internal features cut before external profiles.
• Tolerance matters: keep design tolerances realistic for the process and material. Example: for 3/16 in steel plasma, avoid slots narrower than kerf + heat-affected taper.

At Boco Custom, our instant-download DXF files follow these DXF design best practices to streamline file optimization for fabrication. Clean CAD file preparation translates to faster quoting, fewer shop questions, and parts that fit first time.

Essential Software for File Creation

Choosing the right design tools is the foundation of CNC DXF file optimization. You need software that produces clean, unambiguous 2D geometry, manages layers reliably, and exports DXF in formats your CAM will parse without guesswork.

Commonly used tools:

• Parametric CAD with precise sketch control: Autodesk Fusion 360, SolidWorks, Inventor, and FreeCAD. Ideal when parts must stay dimensionally linked (e.g., mounting plates that reference fastener patterns).
• 2D drafting focused on DXF: AutoCAD, DraftSight, and Solid Edge 2D. Excellent for flat pattern layout, hole charts, and tight layer control.
• Vector design for signage and artwork: Adobe Illustrator and Inkscape. Useful for custom metal signs; require extra care converting curves to cutter-friendly geometry.

DXF export capabilities matter as much as drawing tools. For plasma cutting DXF and laser cutting file preparation, prioritize:

• DXF version: R12/R14 or 2000 is widely accepted; R12 with LWPolyline is the safest for plasma.
• Geometry types: Use polylines and true arcs; avoid splines/Bezier curves. Convert splines to arcs with a tight tolerance (e.g., 0.001 in / 0.025 mm).
• Units and scale: Lock the drawing units before export; don’t rely on “unitless” DXF.
• Z-axis hygiene: Flatten all entities to Z=0.

Practical CAD file preparation steps that reduce CAM cleanup:

• Join segments: Use PEDIT/Join (AutoCAD) or Sketch > Project/Export settings (Fusion) to create continuous closed contours.
• Purge duplicates and gaps: AutoCAD OVERKILL, constraints in Fusion/SolidWorks, and snap settings to eliminate stacked lines and micro-gaps.
• Layer strategy: Separate cut types by layer (outside profiles, inside holes, etch/engrave, bend marks). Many CAM tools map operations by layer color/name.
• Text handling: Convert all fonts to outlines; stencil interior islands for plasma.
• Feature limits: Respect minimum feature size based on kerf and pierce diameter; add dogbone/teardrop fillets for router-fit slots.

Recommended workflows:

• Plasma: Sketch in Fusion 360 → Export DXF (R12, polylines, mm or in) → SheetCam for lead-ins, kerf, and tabs.
• Laser: Draft in AutoCAD or Illustrator → Convert text to paths → Color-code layers for cut/score → Import to LightBurn or RDWorks.
• Router/waterjet: Model in SolidWorks → Create 2D drawing view → Export DXF with true arcs → VCarve/Fusion Manufacture for toolpaths.

For file optimization for fabrication at scale, consider nesting tools like Deepnest or commercial nesting in SigmaNEST to minimize scrap.

BocoCustom’s ready-to-cut DXF files follow DXF design best practices—clean polylines, logical layers, correct units—so fabricators can move straight to CAM with minimal edits.

Critical Design Elements for Precision

Precision starts with clean geometry. For CNC DXF file optimization, ensure every profile intended to cut is a single, closed polyline. Delete duplicates, overlaps, and zero-length entities. Replace splines and ellipses with arcs and lines to avoid machine-side approximations. Set units explicitly and draw 1:1 in real-world scale. Flatten the Z-axis to 0, move the part near 0,0 for predictable fixturing, and confirm no stray construction lines remain on cut layers.

Account for kerf and toolpath side. Offset interior features inward and exterior contours outward to preserve final dimensions. Typical kerf values:

• Fiber laser: ~0.004–0.012 in (0.1–0.3 mm)
• Air plasma: ~0.030–0.060 in (0.8–1.5 mm)
• CNC router (end mill): tool diameter defines the minimum inside radius

Process-aware DXF design best practices:

• Holes and small features: For plasma cutting DXF, make hole diameter at least 1.2–1.5× material thickness and >3× kerf for roundness. For laser, tiny holes are cleaner, but avoid going below 2× kerf. For routed parts, the smallest inside corner radius equals the tool radius; add dog-bones or T-bones where square fits are required.
• Lead-ins/outs: Add short arc lead-ins away from corners. For plasma, start points on exterior edges, ~0.08–0.12 in long in 10–3 ga steel, reduce dross at corners. For laser, use minimal lead-ins to prevent witness marks on cosmetic faces.
• Tabs/microjoints: Use micro-tabs to keep small parts from tipping: 0.03–0.06 in (0.8–1.5 mm) wide for thin sheet; 0.06–0.10 in (1.5–2.5 mm) for thicker plate. Place tabs on straight runs, not near tight radii.
• Minimum slot width: ≥ tool kerf × 1.5 (laser) or × 3 (plasma). For routers, ≥ tool diameter plus clearance.

CAD file preparation for fabrication:

• Layer strategy: Separate CUT, ETCH/MARK, and BEND lines. Convert text to polylines; use single-line fonts for etching. Color-code and name layers with material and thickness (e.g., CUT_10GA_A36).
• Tolerances and allowances: Call out fit intent. Clearance holes: size for fastener plus coating and kerf. Example: for 1/4-20 hardware on a powder-coated mounting plate, use 0.266–0.276 in holes; for M6, 6.6–6.8 mm. Add 0.010–0.020 in per side clearance on slots to account for powder (≈0.002–0.004 in per face) and cut variation.
• Nesting and common-line cutting: Maintain at least one kerf gap between parts unless your process supports common-line; keep lead-ins from pointing at neighboring parts.

Example: Cutting a 10 ga (0.1345 in) steel bracket on plasma with ~0.045 in kerf—set exterior profiles to true size with outside compensation; make 0.19 in minimum holes; use 0.10 in arc lead-ins on exteriors; two 0.08 in tabs per small part; and dog-bone any routed pockets if mixing processes later.

These file optimization for fabrication steps streamline laser cutting file preparation and reduce rework on the table and at assembly.

Identifying and Correcting Common Errors

Small errors in a DXF can cascade into wasted material, poor edge quality, or misfit assemblies. Effective CNC DXF file optimization starts by finding and fixing the issues that most often slip through CAD.

Typical geometry problems to catch

• Open contours and gaps: Unjoined endpoints cause machines to stop or reroute. Use Join/Close with a small fuzz distance (e.g., 0.001–0.005 in or 0.02–0.10 mm).
• Duplicate/overlapping entities: Double cuts overheat edges and widen kerf. Run Overkill/Purge and visually verify highlighted duplicates.
• Splines, ellipses, and tiny segments: Many controllers struggle with splines and ultra-dense nodes. Convert to arc-fit polylines with a tight tolerance; simplify curves to reduce point count.
• Self-intersections and zero-length lines: CAM may fail to path these. Trim intersections and delete degenerate entities.
• Wrong units or scale: Inch/mm mismatches are common after file exchange. Confirm DXF units and real-world dimensions (e.g., a 100 mm pattern shouldn’t import as 3.937 in).
• Z not flattened: Some exports carry Z-depth. Flatten to Z=0 before toolpathing.
• Blocks, hatches, dimensions, and images: Explode blocks; remove hatches, dimensions, leaders, and raster elements. Keep only cuttable vectors.
• Layer misuse: Mixed processes on one layer cause errors. For laser cutting file preparation, separate layers such as CUT_OUTER, CUT_INNER, ETCH, and MARK.
• Text not outlined: Convert text to polylines. For engraving, use single-line fonts; for cutting, outline thickness must be removed.
• Wrong contour direction: Some CAM uses winding to detect inner/outer. Ensure holes are opposite direction to outer profiles or rely on layers to define cut types.

Process-specific constraints to verify

• Plasma cutting DXF: Minimum hole ≈ material thickness × 1.5–2.0; keep pierce points > kerf width from edges; avoid tiny tabs that overheat and blow out.
• Laser: Very fine features are possible, but micro-bridges below 0.020 in (0.5 mm) may fail in thicker plate; separate etch vs cut layers for speed/power changes.
• CNC router: Minimum slot width must be ≥ tool diameter; inside corners need dogbones/clears for square fits (e.g., 0.250 in tool requires ≥0.250 in slot plus clearance).

Practical corrective steps

• Audit: Purge, Overkill, Flatten Z, Explode, and set global units.
• Heal geometry: Join polylines; close contours; trim overlaps; delete zero-length entities.
• Simplify curves: Convert splines to polylines with arc-fit tolerance (e.g., 0.001–0.003 in for tight fits).
• Validate manufacturability: Check feature sizes against tool/kerf and thickness; reposition pierce points away from corners; add tabs where stability is needed.
• Organize layers: Distinct layers for cut order and process; holes/inners first, outers last.
• Place at origin: Move the part near 0,0; remove far-off artifacts to prevent machine travel issues.
• Run a coupon: Test a small sample to confirm fit and finish before a full nest.

These DXF design best practices streamline file optimization for fabrication and reduce CAM rework. At Boco Custom, downloadable DXFs are prechecked for closed, simplified polylines and sensible layer structure, helping you move from CAD file preparation to cutting with fewer surprises.

Optimizing for CNC, Plasma, Laser

CNC DXF file optimization starts with clean, process-aware geometry. The goal is a DXF that imports to any CAM package without warnings, compensates correctly for kerf or tool diameter, and produces parts that fit after coating and assembly.

Universal DXF design best practices:

• Use a single unit system (in or mm) and lock scale at 1:1. Set 0,0 to the lower-left of your sheet or part.
• Separate layers for operations: CUT_OUTER, CUT_INNER, MARK/ETCH. Avoid lineweights; use colors or names.
• Convert splines/ellipses to arcs and lines. Join segments into closed polylines; remove overlaps, duplicates, and zero-length entities.
• Outline text (no fonts). For marking, keep minimum text height ≥2.5 mm (0.1 in) for readability.
• Do not pre-offset for kerf; apply compensation in CAM. Only adjust nominal dimensions for fit and finish needs.
• Save as DXF R12/R14 ASCII for widest compatibility. Purge blocks and hatches.
• Nest with adequate spacing: laser ≥0.5 mm (0.020 in), plasma ≥1.5× material thickness, router ≥1× tool diameter.

Process-specific file optimization for fabrication:

For CNC router/mill

• Account for tool radius in internal corners. Use dog-bone or T-bone reliefs where square mating parts must seat.
• Minimum slot width ≥110–130% of cutter diameter. If using a 1/4 in bit, design slots ≥0.280–0.325 in.
• Specify tabs in the DXF with small notches or a TAB layer, or plan in CAM. Keep tabs ≈1–3 mm thick, 6–10 mm long.

For plasma cutting DXF

• Minimum hole diameter ≈1.5× material thickness (e.g., 3/16 in steel → min hole ≈0.281 in). Smaller holes can taper or wash out.
• Avoid fine features under 2× kerf width. Add small fillets (1.5–3 mm) to internal corners to reduce dross.
• Space parts generously to control heat; use microjoints on small parts to prevent tip-up.

For laser cutting file preparation

• Kerf is small (≈0.1–0.3 mm). Features down to ≈0.5× material thickness are often reliable in metals.
• Use a dedicated MARK/ETCH layer for vector engraving; keep etch geometry separate from through-cuts.
• Microtabs: 0.5–1.0 mm thick, 2–5 mm long for small parts.

Designing for fit and finish

• Slip-fit hardware clearance (laser-cut steel): add 0.15–0.30 mm (0.006–0.012 in) to nominal.
• Powder coat adds ≈0.05–0.13 mm (2–5 mil) per side. Increase hole/slot sizes by 0.10–0.26 mm (0.004–0.010 in) total.
• Example: 5/16 in bolt (0.3125 in) slip-fit in coated part → 0.3125 + 0.015 + 0.008 ≈ 0.336 in target hole/slot width.

BocoCustom’s downloadable DXFs follow these DXF design best practices—closed polylines, logical layers, and fabrication-ready tolerances—so you can move from CAD file preparation to cutting on laser, plasma, or CNC with minimal edits.

Final File Verification Steps

Before sending a drawing to the shop floor, run a disciplined checklist to finalize your CAD file preparation. These steps reduce rework and ensure CNC DXF file optimization carries through to cutting.

• Confirm units and scale. Verify inch vs millimeter units and measure 1–2 known features with the distance tool. Name files with process and thickness (e.g., “MountPlate_0.187in_Plasma.dxf”).

• Flatten and purge. Set all geometry to Z=0. Remove dimensions, leaders, hatch, images, construction lines, and blocks. Explode text or logos to outlines if they are to be etched or cut.

• Join and clean vectors. Convert splines to polylines; use a small fit tolerance (e.g., 0.001 in / 0.025 mm). Join segments into closed polylines; eliminate overlaps and duplicates (Overkill). Ensure zero polyline width and no self-intersections.

• Layer discipline for laser cutting file preparation. Separate layers for:

- Cut-through

- Etch/mark

- Bend lines or reference marks (non-cut)

Color-code and name clearly for the CAM operator.

• Edge quality controls. Replace micro-segments with true arcs where possible—lasers and plasma will cut smoother arcs, reducing dwell marks.

• Minimum feature sizing (DXF design best practices):

- Laser: min slot width ≥ kerf + 2× material thickness (for heat) or ≥ 0.8 mm for thin gauges; min bridge/web ≥ material thickness.

- Plasma cutting DXF: min hole diameter ≥ 1.5× material thickness (standard air plasma) or ≥ 1.0× with high-definition systems; avoid sharp interior corners—use 1–2 mm radii to prevent blowout.

- CNC router: slot width ≥ tool diameter + clearance; add dog-bone or T-bone reliefs for internal corners.

• Holes strategy. For plasma, mark centers for sub-drilling when holes fall below the recommended ratio. For lasers, small vent holes are OK if above minimum; consider etch-only for taps to be drilled later.

• Lead-ins, tabs, and order. Don’t draw lead-ins; let CAM add them. Do indicate micro-tabs for small parts or text cutouts. Specify “inside before outside” contour order to avoid part tip-up.

• Heat and warp management (file optimization for fabrication). Stagger cut sequence across the sheet; avoid long continuous cuts in one area. Space parts with at least 1× material thickness between profiles (plasma) and 0.5× for laser unless common-line cutting is explicitly intended.

• Nest and stock check. Place geometry within the true sheet size; leave clamp margins for routers. Set origin at lower-left of the sheet; remove off-sheet stray entities.

• Text and logos. Use stencil-safe fonts or add bridges; ensure stroke width ≥ 0.5× material thickness for readability on plasma; convert all to polylines.

• Tolerances and callouts. Add a note with target material, thickness, process, critical tolerances, and finishing. Example: “A36, 0.187 in, Laser, hole Ø0.266 in for 1/4-20 clearance, ±0.010 in on slot length.”

• Compatibility save. Export as ASCII DXF (R12/R14/2000) with polylines and arcs, no splines. Include only the final layers needed for cutting.

• Sanity test. Dry-run toolpaths in CAM. If possible, cut a small coupon to validate kerf and hole quality before committing to a full sheet.

Example: For a low-profile mounting plate with a 9.00 in x 13.00 in pattern and 0.266 in clearance holes, verify unit scale, convert logo text to etch outlines, radius internal corners 0.04 in, set hole layer to “CUT,” and note “Laser, 11 ga CRS.” This final pass turns a clean drawing into a shop-ready file.

Boosting Fabrication Workflow Efficiency

Efficient shops treat files like fixtures—stable, predictable, and ready to run. CNC DXF file optimization streamlines setup, reduces pierces and head travel, and eliminates mid-cut surprises, whether you’re running plasma, laser, or a router.

Start with disciplined CAD file preparation:

• Use 1:1 scale, lock units (in or mm), and place geometry near 0,0.
• Keep layers lean and purposeful: CUT, ETCH/MARK, BEND, and REFERENCE (off before export).
• Convert text to single-line or outlines; remove blocks, hatches, and dimensions.
• Explode splines and ellipses into arcs/polylines; set zero-width polylines.
• Ensure every profile is a closed contour; purge duplicates and zero-length entities.
• Bake in tolerances: compensate fit features for coating or press-fit needs.

Apply DXF design best practices to the geometry itself:

• Prefer arcs and polylines over dense spline nodes to smooth motion and reduce stutter.
• Add internal corner radii; avoid knife-edges and tight acute angles.
• Size holes realistically: aim for minimum hole diameter ≥ material thickness for plasma; lasers can go smaller but watch heat buildup.
• Use reliefs and dog-bones where square hardware must fit into routed or plasma-cut interiors.

Process-specific tips elevate file optimization for fabrication:

• Plasma cutting DXF: increase lead-ins on thicker plate, avoid pierce points near corners or small holes, and add micro-tabs to tiny parts to prevent tip-ups. Cluster pierces to minimize torch cycling; cut interior features first, outside last.
• Laser cutting file preparation: keep paths non-overlapping, use common-line cutting on consistent materials to share edges, and control small part retention with strategic micro-bridges.
• Router/CNC: specify dog-bones or T-bones for bolt slots; plan onion-skin/tab strategies in a distinct layer for CAM to recognize.

Nesting and sequencing save minutes per sheet:

• Group like materials and thicknesses; include material/thickness in file names for quick recall.
• Orient parts to grain and bend direction; maintain consistent gap for heat management.
• Encode cut priority by layer color or name so CAM inherits sequence reliably.

Boco Custom’s ready-to-cut DXFs embody these principles. Files ship instantly with clean layers, kerf-aware hole sizing, sensible tab placement, and geometry vetted on plasma and laser workflows. If you’d rather skip the cutting, our heavy-duty, low-profile mounting plates are in stock, powder-coated for durability, and available with same-day shipping or local pickup—letting you keep jobs moving without bottlenecks.

Achieving Superior Cutting Results

Superior results start with disciplined CAD file preparation. For broad compatibility, export as DXF R12/LWPolyline, set units explicitly (in or mm), place geometry near the origin, and keep scale at 1:1. Use layers to separate operations (e.g., Cut_Inside, Cut_Outside, Etch/Mark) so your CAM can apply the right rules automatically.

Clean geometry is non‑negotiable in CNC DXF file optimization:

• Join and close all profiles; open contours on profile cuts cause drops or miscuts.
• Remove duplicates, zero-length entities, overlapping lines, and self-intersections.
• Convert splines and ellipses to polylines with arc segments; target a fit tolerance of 0.001–0.005 in (0.025–0.125 mm).
• Simplify node counts; fewer, smoother arcs yield faster, cleaner machine motion.

Account for kerf, fit, and finish. Typical kerf values:

• Laser: ~0.004–0.012 in (0.10–0.30 mm)
• Air plasma: ~0.030–0.060 in (0.8–1.5 mm), depending on amperage/nozzle

Design clearances accordingly. Example: for a 1/4-20 bolt in 3/16 in steel, specify a 0.266–0.276 in hole for laser; 0.290–0.310 in for plasma. If parts will be powder-coated, add 0.006–0.012 in total clearance to accommodate finish thickness.

Machine-specific considerations refine file optimization for fabrication:

• Plasma cutting DXF

- Place lead-ins/lead-outs off finished edges; avoid piercing within 0.10 in of corners.

- Minimum hole diameter ≈ material thickness for high-def plasma; 1.5–2× thickness for air plasma.

- Space parts by 1–2× material thickness to manage heat; use microtabs ~0.08–0.12 in wide.

- Avoid common-line cutting on thick sections unless your process is dialed in; heat wash can taper edges.

• Laser cutting file preparation

- Exploit tighter kerf for finer features; maintain minimum text stroke ≥ 0.020–0.030 in.

- Use microtabs ~0.040–0.080 in to keep small parts from tipping.

- Put etch/mark geometry on a separate layer; avoid overlapping mark and cut lines.

Sequence matters. Always cut internal features before external profiles. Add relief radii in internal corners to reduce dwell and dross. For routed slots that must accept square hardware, use dog-bone or T-bone relief sized to your tool radius.

Nesting and path strategy also impact quality. Stagger pierces, alternate cut areas to spread heat, and avoid cutting adjacent small features back-to-back on thick plate.

Boco Custom’s instant-download DXF files follow these DXF design best practices—closed polylines, sensible layer naming, minimized nodes, and tool-friendly radii—so you spend less time cleaning drawings and more time cutting parts that fit the first time.

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