Bosch BL4150 23/64″ Black Oxide Sp Jobber (Bulk)

Experience enhanced drilling efficiency with this set of six jobber drill bits from Bosch, each featuring a 23/64-inch diameter. Crafted from black oxide material, these bits are specifically designed for versatile use across a broad range of materials, including metals like steel and copper, as well as various woods and plastics. The innovative speed helix design promotes quicker drilling speeds—up to three times faster than standard bits—while minimizing heat generation and prolonging the lifespan of each bit by 50% in comparison to traditional high-speed steel options.