8mm Steel Half-Round Test Rod for Dial Indicator Holder

$45.13 $55.84

8mm Steel Half-Round Combination Test Rod – Dial Indicator Holder Extension

Upgrade your precision measurement setup with this 8mm diameter steel half-round combination test rod. Engineered for machinists, toolmakers, and metrologists, this extension rod connects seamlessly with dial gauges and dial test indicators, making it an indispensable addition to any machine shop or inspection bench.

Made in Mainland China.

Key Features

Precise 8mm Diameter: Designed to fit standard dial indicator holders and extension arms for a secure, wobble-free connection.
High-Quality Hardened Steel: Constructed from durable steel with a professional blackening treatment for corrosion resistance and long service life.
Half-Round Profile: The half-round combination design makes it ideal for locating the center of shafts or bores directly on a machine tool — fast and accurately.
Wide Compatibility: Works with dial gauges and dial test indicators equipped with stems or dovetails, making it versatile across a broad range of measurement instruments.
Simple & Convenient: Straightforward to attach and position, streamlining your measurement and inspection workflow.

Specifications

Diameter: 8mm
Material: High-quality steel
Surface Treatment: Blackening
Application: Dial indicator / dial test indicator holder extension
Quantity: 1 piece

Package Contents

1 × 8mm Half-Round Combination Test Rod

Related Products You May Like

Learn more: OSHA on personal protective equipment

Frequently Asked Questions

Q: What types of dial indicators is this 8mm test rod compatible with?

A: This 8mm half-round combination test rod is compatible with most standard dial gauges and dial test indicators that accept stems or dovetail fittings. It is widely used in machine shops for centering shafts and bores on lathes, milling machines, and other machine tools.

Q: What is the surface treatment on this steel rod, and why does it matter?

A: The rod is treated with a blackening process, which provides a layer of corrosion resistance and reduces surface glare in workshop environments. This treatment also contributes to a longer service life compared to untreated steel rods.

Q: Is this rod suitable for both professional and hobbyist use?

A: Yes. While the rod is built to professional-grade standards using hardened steel, its simple design and ease of use make it equally suitable for hobbyist machinists, DIY metalworkers, and anyone who needs reliable dial indicator positioning in their workshop.