Mighty Seven NC-4130

Diablo's new step drill Bits bring exclusive technology to the electrician, plumber and HVAC contractor with fast, accurate cuts and increased stability in thin metals, PVC other plastic materials. Th more→e innovative split point tip design enables a fast, on point start resulting in increased durability and up to 6X longer life. An automated precision grinding process on each step reduces wear and delivers 2X faster cuts. Multiple hole sizes are made easy with laser etched step markings while increased step heights for common hole sizes makes drilling holes more efficient and faster. Designed with a 1/4 inch hex shank, these bits are impact ready and can be used with drills and impact drivers.

Diablo's driver bit range of Phillips bits delivers maximum performance, extreme durability and up to 50x longer life when installing and removing fasteners. An optimized tip design provides a strong, more→precise 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.

IRWIN Turbomax High Speed Steel Straight Shank Jobber Length Drill Bits features revolutionary tip design stays sharper longer and drills up to 10x faster than other leading drill bits