Crain 224 3/16" Carbide Bit

The No. 224 is a?3/16" solid carbide drill bit that creates for?3/16" holes in concrete suitable for fastening our No. 783 aluminum drives. Each bit includes two usable ends. This drill bit requires a No. 226?3/16" Hexagon Adaptor to adapt it to the chuck of a drill. Drill RPM must be maintained between 1700 to 3500 RPM. Length: 1?1/2" Net weight:?1/3?oz.