parallel shank percussion drill

基本解释直柄冲击钻

网络释义

1)parallel shank percussion drill,直柄冲击钻2)taper shank percussion drill,锥柄冲击钻3)cylindrical shank percussion drill,圆柱柄冲击钻4)straight shank bit,直柄钻头5)straight shank drill,直柄钻6)headless punch,直柄冲头

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