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Impact hammer drill has a sliding plate by which rotation, hammer rotation or hammer operations are selectable
Impact hammer drill has a sliding plate by which rotation, hammer rotation or hammer operations are selectable
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机译：冲击锤钻具有一块滑板，通过它可以选择旋转，锤子旋转或锤子操作
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摘要
An operating control (1) has a pin (3) engaging a slot (6) in the setting plate (2) by which axial movement of the plate is possible and a projection (4a) can lift the gear (5) out of engagement with the drive shaft and a further projection (4b) can arrest a bush (8) on the drive shaft.
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