From precision work to heavy-duty tasks, you'll have the right collet size for every job. Brass Collet Sizes: 0.5/0.8/1.0/1.2/1.5/1.8/2.0/2.4/3.0/3.2mm. Enhance your drilling efficiency with the 11pc brass Chuck Silver Nut Electric Grinding Drill Bit Clamp Mini Drill Bit Chuck Electric Tool Accessory Set.
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