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Drill Bits

  • Crain No. 219 1/8" Masonry Drill Bit
    Crain No. 219 1/8" Masonry Drill Bit
    Crain No. 219 1/8" Masonry Drill Bit The No. 219 is a 1/8 inch drill with a carbide-tipped bit and spiral flute. Drills rapidly into concrete, stone, or ceramic floors. These drills may be used in a rotary or percussion type drill. The cold-forged process used to produce this drill produces a drill of exceptional strength. Drills the 1/8 inch hole needed for our No. 078, 580 or 780 Aluminum... Crain No. 219 1/8" Masonry Drill Bit The No. 219 is a 1/8 inch drill with ...
  • Crain No. 223 1/8" Solid Carbide Drill Bit
    Crain No. 223 1/8" Solid Carbide Drill Bit
    Crain No. 223 1/8" Solid Carbide Drill Bit The No. 223 is a 1/8" solid carbide drill bit to create for 1/8" holes in concrete suitable for fastening our No. 078, No. 580, or No. 780 aluminum drives. Each bit includes two usable ends. This drill bit requires a No. 225 1/8" Hexagon Adaptor to adapt it to the chuck of a drill. Drill RPM must be maintained between 1700 to 3500... Crain No. 223 1/8" Solid Carbide Drill Bit The No. 223 is a 1/8" so...
  • Crain No. 224 3/16" Solid Carbide Drill Bit
    Crain No. 224 3/16" Solid Carbide Drill Bit
    Crain No. 224 3/16" Solid Carbide Drill 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... Crain No. 224 3/16" Solid Carbide Drill Bit The No. 224 is a 3/16" solid carb...
  • Crain No. 225 1/8" Hexagon Adapter
    Crain No. 225 1/8" Hexagon Adapter
    Crain No. 225 1/8" Hexagon Adaptor The No. 225 1/8" adaptor Adapts our No. 223 1/8" Solid Carbide Drill Bits to work in a standard electric drill chuck. The shank diameter on the adaptor is 1/4 inch. An internal collet tightens down on the drill bit to hold it in the adaptor. Made from steel, heat treated for wear resistance, and zinc plated. Net weight: 2 oz.  Adapts... Crain No. 225 1/8" Hexagon Adaptor The No. 225 1/8" adaptor Adapts ...
  • Crain No. 226 3/16" Hexagon Adapter
    Crain No. 226 3/16" Hexagon Adapter
    Crain No. 226 3/16" Hexagon Adaptor The No. 226 3/16" adaptor adapts our No. 224 3/16" Solid Carbide Drill Bits to work in a standard electric drill chuck. The shank diameter on the adaptor is 1/4 inch. An internal collet tightens down on the drill bit to hold it in the adaptor. Made from steel, heat treated for wear resistance, and zinc plated. Net weight: 2 oz.  Adapts... Crain No. 226 3/16" Hexagon Adaptor The No. 226 3/16" adaptor adapt...
  • Gundlach No. 10-3/16" Carbide Masonry Bit
    Gundlach No. 10-3/16" Carbide Masonry Bit
    Gundlach No. 10-3/16" Carbide Masonry Bit Drills exact hole size for 3/16" Aluminum Drives. Both ends are pointed. Note:  Occasionally some extremely hard aggregates can cause excessive breakage of Solid Carbide Masonry Bits. Drilling in such aggregates should be done with Carbide Tipped Masonry Drills.   Gundlach No. 10-3/16" Carbide Masonry Bit Drills exact hole size for ...