Bosch BL4132 5/64″ Black Oxide Jobber (Bulk)

Crafted by Bosch, this set of 12 fractional jobber drill bits is designed for versatility and durability, making it an essential addition to any toolbox. The black oxide surface coating not only enhances the longevity of the bits but also facilitates easier drilling through a variety of materials, including steel, aluminum, wood, and plastics. Each bit features a speed helix design, allowing for drilling that is three times faster than standard options while maintaining reduced heat generation and extended life.