Drill Chuck Key 21.5mm Gear Product Details1.[FUNCTION] - During the tightening process, it acts to increase the torque input, so the drill chuck has a high clamping force2.[FEATURE] - Durable and long-lasting, T-shaped grip for easy use3.[SIZE] - Diameter, 21.5mm Gear Diameter4.[APPLICATIONS] - It can be applied to the drill chuck of compatible electric tools such as electric drills, impact drills, hammer drills and drilling machines5.[NOTICE] - Measure the size of the wrench hole in the drill chuck and use the appropriate drill chuck key for tightening.
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