Jacobs 0-1/2" x JT3 Ball Bearing Drill Chuck
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Ruggedly constructed for high stress applications, these heavy-duty chucks utilize ball thrust bearings to reduce heat and friction under extreme working conditions - while increasing gripping force and drilling accuracy. Through-hardened sleeve teeth, nose and keyholes for added durability. Jaws are center-ground for increased accuracy.
- 0-1/2", JT #3
Animation for G8624