MITUTOYO

CENTERING HOLDER

Achieve Flawless Precision with a Centering Holder

Machining success relies entirely on perfect alignment. Even a tiny fraction of a millimeter out of alignment can ruin your workpiece or break an expensive tool. That is why a centering holder is essential for every lathe and milling setup. It ensures your tools line up perfectly every single time.

What is a Centering Holder?

A centering holder is a specialized workholding accessory designed to align cutting tools precisely with the machine spindle. Operators frequently use them for drilling, reaming, and tapping operations.

By clamping the tool securely, it keeps the cutting edge perfectly concentric to the workpiece. This stability eliminates the tool deflection that causes inaccurate holes.

Key Benefits for Your Machine Shop

Using a high-quality holder completely transforms your production workflow:

  • Eliminates Runout: It holds the tool on the exact centerline to prevent wobbling.

  • Saves Setup Time: Quick-adjust features allow you to align tools in seconds.

  • Extends Tool Life: Balanced forces mean your drills and taps wear down much slower.

  • Improves Surface Finish: Smooth, centered cutting creates cleaner holes.

How to Get the Best Results

Pro Tip: Always clean the machine spindle and the holder shank before installation. Small metal chips can disrupt the alignment.

Indicate the holder using a dial test indicator during setup. Adjust the holder until the runout reads zero. Once you lock it into place, you can run high-speed operations with total confidence.

Don't let misalignment ruin your productivity. Upgrade to a premium centering holder today to maximize your machining accuracy.

Allows large diameter cylinders or holes to be centered on a machine tool.