Reduce Scrapping and Smelting, Promote Component Reuse > Complete Machines
> 1920 1940
> DuPage County
> Used
> 3/4" 22" skil cement hammer drill bit carbide masonry
3/4" 22" skil cement hammer drill bit carbide masonry
It says SKIL 28514 OYW I assume it is for Rotohammer Roto-Hammer
The END has a 9/16" x 2-1/4" Long male hex drive, the round section just beyond the hex measures 3/4" for a short distance then it steps up to .850" diameter which is about 7/8" the next section drops down to 5/8" diameter for 1-1/4" in length
