No load maximum speed of 1000r/min for driving large fasteners quickly and easily. · Wrench Chuck :1/2". 10 Batch Head. · Drill Chuck : 0.8-13mm / 3/8". 4 Fried Dough Twists drill. · Forward / Reverse Button: enables easily change rotating direction,can be used for tightening or loosening nuts and bolts.
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