3/16"x5-1/2" CONCRETE SCREW BIT

• Chrome vanadium steel shank for enormous strength and flexibility




• Ideal for cordless drills, corded drills and drill presses




• Outlasts regular carbide tipped bits




• No center punch needed - eliminates "walking"




• Resharpen on a high quality silicon carbide grinding wheel




• Conforms to ANSI standards




• Coolants: turpentine, light oil, water




• Flat bottom parabolic flute for faster waste removal.




• Special negative back grinding enables the tip to bore through materials with a filing action, not cutting.




• The blend and high tech bonding of cobalt and tungsten carbide allows bit to withstand temperatures up to 2000°F.

For Use With:

• Glass


• Granite


• Plexiglass


• Marble


• Ceramic Tile


• Fiberglass


• Cast Metal


• Brick


• Hardened Steel


• Masonry


• Soft Wood


• Concrete


• Hard Wood