OT-HJWJL-3575 3/4" Heavy Duty Drill Chuck 4MT Shank in Prime Quality MT4 Drill Chuck Keyed Product Description: Special quenching treated key parts increases durability. Suitable for drill presses or lathes spindle accepts MT4 shank Jaws are specially engineered to achieve balance. JT3 mounted. Chuck key and MT4-JT3 arbor are also included in the package. Product Features: Clamping Range: 3/16" - 3/4". MT4 Shank. Accuracy: 0.005" Chuck body Outside Dia: 2.57" Chuck length (w/o shank): 4.33". weight：1.3kg.
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