Milwaukee Straight Shank Metal Cobalt HSS Drill Bits 8 Piece Set

This Milwaukee HSS Drill Bit Set is crafted from heat-resistant cobalt alloy steel (with 5% cobalt) and ground for a polished finish. They are ideal for drilling high-alloy and high-strength metals (up to 1000 N/mm²). The Quad Edge tip features a unique 135° cross-cut with 4 x cutting edges, allowing for easier centering without the need for a pilot hole. A variable spiral design improves chip removal and reduces heat build-up. Conical amplifier core strengthens toward the shaft, enhancing dur