Designed for safe, smooth and efficient drilling of glass, glass bricks, ceramic tiles, hard plastics, vitrolite, china, fibreglass and more.For use with standard or power style drills with no hammer action, light pressure and low rpm speeds. The use of turpentine for cooling and lubrication during this process is highly recommended as dry drilling will cause premature wear to the drill bit and compromise the longevity of the product.

FEATURES:

• Manufactured with hardened, heat treated steel shafts
• C2 grade tungsten carbide spear-point shaped drilling tips
• Drill size stamped on shank

SPECIFICATIONS:

• Drill sizes (4 pieces) 1/4″ , 5/16″ , 3/8″ , 1/2″
• Weight(nett): 130g