Bosch BL4139IM 3/16″ Impact Black Oxide Drill Bit Bulk

Experience exceptional performance and reliability with Bosch’s set of 12 impact tough drill bits, specifically designed for versatile use across various drilling applications. The black oxide coating reduces friction, enhancing efficiency and durability, while the no skate tip ensures accurate starts—perfect for both professionals and DIY enthusiasts. With long flutes that facilitate effective material removal and an impact-rated shank that accommodates higher torque drill/drivers, these bits support seamless operation. Additionally, each bit is laser marked for easy identification of diameter, making this collection an essential addition to your toolkit for general-purpose drilling tasks.