Precision CNC Machining for Test Fixture Blocks

Precision CNC Machining for Test Fixture Blocks

Tight-tolerance fixture blocks with controlled datums, parallelism, and repeatable bore alignment.

Precision machining keeps fixture blocks square, flat, and repeatable across batches. We hold ±0.001″ datums, bore locations, and parallelism so assemblies stay consistent and test errors don’t creep in. Fast quotes and predictable releases.

Precision CNC Machining for Test Fixture Blocks

Test fixture blocks often require tight positional relationships, controlled flatness, dowel alignment, and consistent geometry for repeatable test setups. We machine billet blocks with accurate faces, slots, bores, and features that that stay in-location and repeatable across batches..

Doweled test fixture blocks

Precision locating fixture blocks

Modular test setup blocks

Inspection fixture blocks

Metrology alignment blocks

Test rack mounting blocks

Sensor and probe fixture blocks

How We Deliver Consistent, High-Accuracy Results

Fewer setups preserve feature alignment and prevent cumulative datum drift

Stable batch repeatability ensures identical blocks across releases

Accurate bore, slot, and datum relationships eliminate fixture variability and prevent creeping test failures

Predictable lead times support scheduled builds without fire drills

Industries That Rely on T&D for Test Fixture Block Machining

Trusted by engineering teams across demanding sectors.

Industrial equipment manufacturing

Electronics manufacturing

Automation & robotics

Power systems

Test & measurement

Material handling OEMs

Aerospace components

Specialty machinery OEMs

Technical Capabilities

Materials

4140 / 4340

1018 / 1020

6061 / 7075

Stainless steels (304/316)

Tolerances

±0.001″ positional accuracy

Flatness to 0.001″

True-to-datum feature control

Tolerances

True position on port patterns and critical bores routinely held to tight, production-grade limits

Flatness control on sealing and mounting faces down to 0.0005–0.001 in, application-dependent

Consistent, documented tolerances maintained across repeat batches and scheduled releases

Common Features

Dowel holes, bores, and alignment geometry

Precision faces and parallel block features

Slots, pockets, and custom locating details

Frequently Asked Questions

What are your typical lead times?

What are your typical lead times?

What are your typical lead times?

What are your typical lead times?

What file types do you accept?

What file types do you accept?

What file types do you accept?

What file types do you accept?

What tolerances can you hold?

What tolerances can you hold?

What tolerances can you hold?

What tolerances can you hold?

What materials do you machine?

What materials do you machine?

What materials do you machine?

What materials do you machine?

What quantities do you support?

What quantities do you support?

What quantities do you support?

What quantities do you support?

Request a Fast Quote

We accept PDF, STEP, IGES, Parasolid, and SolidWorks files — NDAs welcome.

We accept PDF, STEP, IGES, Parasolid, and SolidWorks files — NDAs welcome.

T&D Machine

Serious Machining for Serious Parts.

Contact

Email: sales@tdmachine.net

Phone: (262) 781-3870

Location

Wisconsin, USA