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January 20, 2026
Drill Chucks
Drill Chucks are three-jaw chucks to tighten the cutting tools, such as drill bit or reamer, by a chuck key. Yukiwa Drill Chucks are manufactured based on our standard which is higher than Japanese Industrial Standards (JIS) B4634 for Drill Chucks for machine tools. Therefore, it is possible to do the high precision works on the high precision professional drilling machines or lathes. We, Yukiwa Seiko, have started producing the Drill Chucks at Japan in 1951.
We have continued the technology studies for a long time, and the high accuracy, high quality and high durability are recognized world wide. We are now one of the big three biggest manufacturers of Drill Chucks in the world. Recently, in the market, there are a lot of Drill Chucks made in all over the world. If the high precision works are required for a long time, please use Yukiwa Drill Chucks. You can realize the differences.
Only Drill Chuck manufacturer gets certified by JIS
Yukiwa Seiko is only Drill Chucks manufacturer
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