Precision Engraving
Fine machining and engraving for parts where detail, geometry and appearance carry the design — fins, flutes, cut-outs, logos and marked faces.
Why This Service Exists
Some parts are judged by how the detail reads in the hand. Engraving and fine machining are handled as a designed feature, not an afterthought.
The Problem
Detail features get simplified or smeared when a shop treats them as cosmetic, and the part comes back looking nothing like the render.
What You Get
Fins, flutes, windows and marked faces come back sharp and consistent across the batch, so a repeat order still matches the first one.
Built For These Projects
- Independent designers whose parts are bought for their detailing
- Small brands marking a logo or serial on machined bodies
- Prop and collectible makers reproducing fine surface geometry
- Anyone whose drawing has features other shops asked them to remove
Precision Engraving At A Glance
Figures below are the ones GRACTS publishes. Anything marked TBC is confirmed against your drawing before you order.
| Typical detail work | Fins, flutes, windows, cut-outs, radial patterns, engraved logos and text |
|---|---|
| Standard tolerance | ±0.05 mm |
| Tight tolerance | ±0.01 mm where detail features require it |
| Materials | Aluminum 6061 / 7075, brass C360, stainless steel 303 / 304 / 316L |
| Artwork formats | DXF or PDF vector artwork, or a dimensioned drawing |
| Minimum order quantity | 1 piece |
| Standard lead time | 7–10 business days |
| Engraving depth and character height | TBC — specify on the drawing |
How The Work Runs
Artwork Check
Vector artwork is checked for closed paths, minimum feature width and depth before it is cut.
Toolpath Planning
Cutter diameter is matched to the smallest internal radius in the artwork.
Base Machining
The part is machined to size first, so the detail sits on a finished surface.
Detail Pass
Fine features and marking are cut last, at reduced stepover for a clean edge.
Visual Check
Detail is checked across the batch for consistency, not only on the first piece.
Precision Engraving Questions
Can you engrave a logo on my part?
Yes. Send vector artwork as DXF or PDF, and mark on the drawing where it goes and how deep it should be cut.
What is the smallest detail you can cut?
It depends on the cutter that fits your smallest internal radius. Send the artwork and we will tell you what will hold before you order.
Does engraving happen before or after finishing?
It depends on the finish you choose. Tell us the finish when you send the drawing so the sequence is planned correctly.
Will a repeat order match the first batch?
Detail features are cut from the same program and artwork, so repeat small-batch orders stay consistent.
Related Pages
Capability
CNC Milling
3-axis and multi-axis milling for prismatic housings, chassis blocks and flanged bodies in aluminum, brass and stainless steel.
Explore capability →
Capability
Surface Finishing
Anodizing Type II and Type III, electroplating in nickel, chrome or zinc, powder coating, mirror polishing, brushed finish and passivation for stainless steel.
Explore capability →
Other Applications
Custom Prop Components
Detailed metal components for original props, collectibles and creator-led projects.
See components →
Current Focus
Lightsaber Components
Precision machining for custom lightsaber components, with a focus on detailed metalwork, engraving, fit and finish for independent designers, makers and small brands.
See components →
Design Guide
Designing Detail Features That Survive Machining
Internal radii, wall thickness, engraving depth and artwork format — the four details that decide whether your design comes back looking like the render.
Read the guide →Ready To Quote Your Precision Engraving Job
Send a STEP, IGES, DXF or PDF with quantity, material and finish. A detailed precision engraving quote comes back within 24 hours.