Greenlee 60078 D Punch Replacement, 0.5-Inch Accessories Air filter is designed to

Air filter is designed to eliminate dust

Flat back design permits user to stand gun on workbench for hands-free use

45275 Pkg Of 5 Screws

M part number is 61175

Greenlee 60078 D Punch Replacement, 0.5-Inch Accessories Air filter is designed toGreenlee 60078 . 500 inch diameter X . 469 inch, flat D shaped replacement punch to be used with the knockout unit 60077, sold separately. From the Manufacturer Knockout punch, D shaped, punch size 0. 500 x 0. 469 Inch. Hole size 0. 500 x 0. 469 Inch. Maximum capacity mild steel 16 gauge. Centering marks For hole alignment. For installation of switches or instruments. Use with manual wrench or hydraulic driver.