Greenlee 21115 Standard Round Knockout Punch Unit 15.2 mm Accessories and the CR-400 coupler and

and the CR-400 coupler and dustcap is included on all models

Cold Chisel: 1/4

27 threads per inch

Specifications GGG-S-121E and Canadian Government specifications CDA39-GP-17C

Greenlee 21115 Standard Round Knockout Punch Unit 15.2 mm Accessories and the CR-400 coupler andPUNCH UNIT RD 15, 2MM (. 598) BB From the Manufacturer Greenlee round standard metal punch units are complete units consisting of punch, die and draw stud. They can punch quick clean holes through metal up to 10 gauge (check specs for specific punches). They can be used with battery powered, hydraulic, ratchet or manual drivers. Properly assembled through pilot holes, they will make clean, fast and accurate holes. After cutting the slug falls free in