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本帖最后由 移民电工 于 2012-3-9 16:59 编辑 5 ~4 Y. E6 N0 v: N4 B
, B9 Q# ^% L/ k7 M2 B5 s8 ~' [: Edriver has forward force, wrench has rotation
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The difference is that impact wrenches do not provide the positive engagement that impact drivers offer as mentioned above. Otherwise impact drivers and impact wrenches operate in essentially the same fashion.- z. g2 Q g0 p) f2 d! \% H
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; @3 ~: _1 [9 K5 E( @9 m& k' ?4 fso if use wrench you have to force it to work, not like drive |
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