Jacobs Taper Drill Chucks - Grainger Industrial Supply
Jacobs Taper Drill Chucks. 95 products. Drill chucks are cylindrical clamps that secure drill bits or other cutting tools to the spindle of a drilling machine, milling machine, or lathe. They have adjustable jaws that can be tightened to grip drill bits firmly or loosened to remove bits from the chucks.
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