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MAP-60R 手動開孔器

Type MAP-60R 
Slug-Buster Ratchet Punch Driver Kit 
Time-saving ball bearing head punches faster than wrench method. 
Requires less than half the force of conventional ratchet drivers. 
Punches up through 3.5mm ,thickness,1/2’’-2’’hole dia. For mild steel ,1.5mm thickness ,1/2’’-2’’hole dia. For stainless steel 
Ratchet action allows for use in confined areas . 
Unique design eliminates stud rotation during punching-lowers the strain on studs