Industry Description
Standard Round Knockout Punch Unit 1-3/4" (44.5 mm). Round standard metal punch units are complete units consisting of punch, die and draw stud. Use with battery-powered, hydraulic, ratchet or manual drivers. Properly assembled through pilot holes, they will make clean, fast and accurate holes.
Modified Industry Description
PUNCH UNIT-RD 1.750 BB (730BB)
AD Description
Greenlee® 730BB-1-3/4 Round Standard Knockout Punch Unit, 1-3/4 in Dia