Kolner KCD 14.4MC

For rotary drilling only. Includes 5/32 pilot bit which must be used first. Ideal for drilling porcelain tiles up to a scratch hardness of 8. The drill bit will not walk, tape or center punching is no more→longer needed. Flat bottom parabolic flute ensures fast and efficient removal of drill dust and prevents clogging. Cuts nice, clean holes with very little or no chipping; operate drill motor 400-600 RPM.

Diablo's driver bit range of Torx bits delivers maximum performance, extreme durability and up to 50x longer life when installing and removing fasteners. An optimized tip design provides a strong, pre more→cise grip that reduces wear, stripping and slippage. MaxTorque Zone delivers ultimate torque resistance by absorbing torque, creating less stress at the tip when tightening and removing nuts and screws This range is Impact Strong, delivering increased shank stability and durability in cordless and corded impact and drill drivers.

DeWalt bit tip inserts are make from shock-resistant tool steel for maximum durability and longevity. The advanced hardening process provides maximum durability. For use in bit tip holders for driving more→screws in a variety of materials.