Keyless Drill Chucks with thru-hole for EDM

In the line-up of Yukiwa Keyless Drill Chucks, there are the ones having a thru-hole from the tapered hole to the inside diameter. Since the cutting tools and/or electrodes can be inserted up to the top face of the spindle taper, it is useful for the electric discharge machines.

As well as our standard Keyless Drill Chucks, all the parts are precision-made and hardened enough, and, moreover, the outside is totally enclosed type, all of which enduring an outstanding durability of the chuck. And the accuracy is kept for a long time.

Yukiwa Keyless Drill Chucks with thru-hole for EDM have the run-out accuracy of less than 50μ, Precision Class (Silver). The accuracy is kept for a long time.

Run-out Accuracy(T.I.R) Test Bar Used Less than 50μ Max Gripping Diameter and 1/2 Diameter
*	Measurement methods for the testing are in accordance with JISB4634.

Keyless Drill Chucks with thru-hole for EDM

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