Dymaxion Diamond Core Drill Bits Turbo For Brick - Dry Cutting in Hand Drills CBTB Series Size:65mm x 160mm entirely hardened for high protection

entirely hardened for high protection against corrosion

Extension Bar 250mm

LED with delay for improved visibility

Machined base and fence

and secure the equipment

Dymaxion Diamond Core Drill Bits Turbo For Brick - Dry Cutting in Hand Drills CBTB Series Size:65mm x 160mm entirely hardened for high protectionFeatures Diamond Turbo Core Bits are designed for coring holes in brick without the use of water. The range includes diameters that are popular with plumber's, electrician's and air conditioning installers. There is great variation in brick hardness and density do not use excessive force or the core bit will overheat. To achive optimum cutting performance and maximum core drill life use a slow drill speed and low drill pressure. Variable speed drills