M35 Cobalt Drill Bits

The RWK are the perfect choice for the most demanding professional drilling applications. With RWK Cobalt Drills made with advanced heat treatment technology, they offer greater tensile strength and hardness than conventional drill bits. The 135-degree edge design is ideal for drilling into hard materials like stainless steel, hard steel, cast iron, and bronze.

25piece Kit - Black steel case with sizes 1mm-13mm