Drill Chuck, 3/8" Professional Grade

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3/8" Capacity professional grade drill chuck. This chuck is comparable to a Jacobs 34-33 heavy-duty drill chuck. Designed for heavy jobs; all working parts are hardened and manufac tured to the highest standards for durability and straight alignment. The rated capacity is 1/32" - 3/8". Runout of this chuck is 0.004" (0.10 mm) or less. Mount to #2 Jacobs taper. Chuck key is included. Show more