Bosch BL4156 29/64″ Black Oxide Sp Jobber 3/8″ Red (Bulk)

Perfectly crafted for versatility and efficiency, the 6 pc. set of 29/64 in. x 5-5/8 in. fractional jobber drill bits by Bosch is an indispensable addition to any toolkit. Designed for an array of materials including steel, copper, aluminum, and various plastics, the black oxide finish aids in achieving smoother drilling experiences while extending the lifespan of the bits by 50% compared to standard high-speed steel. Featuring a speed helix design, these bits are capable of drilling at speeds three times faster than conventional bits, facilitating quicker and easier project completion with reduced heat buildup. Ideal for both professionals and DIY enthusiasts, this collection ensures you have the right tools for precision drilling tasks across different materials.