Cobalt Viper-Step™ Drill Bit Set, Perfect for tackling uneven and tough surfaces, this set ensures optimal drilling performance from the toughest of materials, get the right tool for the job! 

Extra Hardened Cobalt Construction Crafted from extra hardened cobalt, these drill bits offer exceptional durability and longevity.

Size Range: 1.0mm, 1.5mm, 2.0mm, 2.5mm, 3.0mm, 3.5mm, 4.0mm, 4.5mm, 5.0mm, 5.5mm, 6.0mm, 6.5mm, 7.0mm, 7.5mm, 8.0mm, 8.5mm, 9.0mm, 9.5mm, 10.0mm, 10.5mm, 11.0mm, 11.5mm, 12.0mm, 12.5mm, 13.0mm

Superior Cutting Speed Featuring the innovative Viper-Step™ design, these drill bits cut through sheet metal and toughened metal, such as broken fasteners, 55% faster than traditional drill bits.

Sharp and Precise With a sharp, pointed tip and multi-stepped design, these drill bits function as step drills, ensuring high-precision holes through metal surfaces.

Improved Performance The unique design prevents slipping on curved surfaces and eliminates the need for starter pilot holes. Enjoy an impressive 80% longer life expectancy compared to traditional drill bits, enhancing your overall drilling efficiency.