These fast cutting premium industrial grade drill bits can be used for both rotary and hammer drilling. Special flute design rapidly removes dust to avoid overheating and breakage. For use on concrete, tile, brick, stone and marble.

• Straight shank bits for professional use in 3-Jaw chuck drills
• The correct bit for drilling brick, concrete, cinder block, stone, etc.
• Large program in industrial finish
• Diamond ground tungsten carbide tip is copper brazed.
• Heat resistant up to 1,800 degrees Fahrenheit
• Produced according to ANSI standards
• Manufactured with a 15 degree negative grind to reduce carbide chipping