【Quick Change】: Round/ hex shank fits into power tools more easily and securely. 【Clamping Range】: The steel 3 jaw chuck four kinds of different size Can accommodate 0.3-6.5mm & 0.3-3.6mm & 0.3 - 3.4mm & 0.6-8mm handle the size of the various accessories, the Chuck is small size and light weight, which will not bring extra burden to your operation.
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