Irwin 1869516 Impact Quick-Change Bit Extension, 1/4"X6" Holdbacks Pin Diameter x Body Size:

Pin Diameter x Body Size: 1 X 7/8

Energy Mart EM-51C

Bright LEDs flash and audible alarm sounds if voltage is present

1" Center hole with reducing washers in the sizes: 3/8"

Irwin 1869516 Impact Quick-Change Bit Extension, 1/4"X6" Holdbacks Pin Diameter x Body Size:Highlights: Length: 6" Head diameter : 3 4" Patented jaw design is compatible with all 1 4" hex shank accessories including insert bits Large chuck withstands higher torque demands of impact drills 1 4" quick change shank is designed to work with impact drivers, and reduces slipping in standard drill chucks WARNING: Cancer and Reproductive Harm www. P65Warnings. ca. gov