Hydraulic Knockout Punch Driver Kit Hole Tool 4 Die 1/2″, 3/4″, 1″, 1-1/4″

Hydraulic Knockout Punch Driver Kit Hole Tool 4 Die 1/2″, 3/4″, 1″, 1-1/4″ 4 Dies & Punches Set Select Suitable Size Slug Splitting Design How to Punch a Hole Guaranteed Quality Workmanship Wide Application Number of Dies: 4,Model: SYK-8T-15T,Material: 40Cr Steel,Conduct Size: 1/2″, 3/4″, 1″, 1-1/4″,Thread Stud Specification: M20X1.5 & M10X1,Item Weight: 2.1 lbs/ 0.95 kg