CNC TURNING & MILLING

Your part.
Our craft.

Precision machining for prototypes, short runs, and production. From solid models or drawings to parts that do the job.

Let’s talk about your project

Manufacturing consulting & drafting available

4140 pre-hardened steel crankshaft with offset journals and a milled keyway
BUILT BY KB4140 pre-hardened steel crankshaft

Off-center turning · Keyway milling

PROTOTYPESHORT RUNPRODUCTIONCONSULTING & DRAFTING

FROM THE SHOP

Real parts.
Proven experience.

A look at our turning and milling work, from profiled stainless components to machined contours.

Machined contours and surfaced features on a part held in a milling vise
01 / MILLING

Contour milling

3D surfacing

316 stainless component in a lathe chuck showing grooves and an internal profile
02 / TURNING

316 stainless steel

Grooving & internal profiling

1018 steel component with a rounded profile and external threads
03 / TURNING

1018 steel

Profile turning & threading

WHAT WE DO

Machining.
And the thinking behind it.

We take on difficult work: broaching, custom thread profiles, tight tolerances, and challenging geometry. Send the requirements so we can review the machining approach.

01

CNC turning

Turning, boring, threading, grooving, drilling, and off-center work. Custom thread profiles and tight-tolerance components.

02

CNC milling

3-axis milling, contouring, 3D surfacing, drilling, tapping, and broaching.

03

Consulting & drafting

Manufacturing consulting and drafting support for your next project.

ADDITIONAL CAPABILITIES THROUGH KB PERFORMANCE MACHINING

KB Performance Machining

Engine machining, rebuilding, and assembly for gas and diesel projects.

Visit KB Performance Machining (opens in a new tab)

Engine & specialty machining

  • Cylinder boring, honing, decking & sleeving
  • Crankshaft grinding, polishing & welding
  • Cylinder head resurfacing & valve work
  • Short-block, long-block & custom engine assembly
  • Rotating assembly balancing & engine testing
  • Broken bolt removal, thread repair & flywheel resurfacing

Contact KB Performance Machining directly for engine work, project details, and quotes.

WORK CAPACITY

Will your part fit?

Send the model or drawing and we’ll review the geometry and workholding.

Turning
Up to 8″ diameter × 20″ length
Long shafts
Up to 56″ long at 1.60″ diameter or less
Milling travel
30″ X × 20″ Y × 16″ Z

Capacity depends on part geometry and workholding.

MATERIAL EXPERIENCE

More than
mild steel.

Experience machining heat-treated alloys, stainless, nonferrous metals, and machinable plastics.

  • 4140 & 4340 heat-treated steel
  • Stainless steel
  • Inconel
  • Titanium
  • Aluminum
  • Carbon steel
  • Copper
  • Brass & bronze
  • Machinable plastics

LET’S MAKE YOUR NEXT PART

Send the files.
Tell us the details.
We’ll take a look.

Email a solid model, drawing, or supporting files. Tell us about the material, quantity, tolerances, and timing—or the drafting or manufacturing advice you need.

Contact us directly

Email your solid models, drawings, or project details to request a quote. Include material, quantity, and timing if known.

Email the shop Call 435-695-3393

For consulting or drafting, tell us what you need help with.