Adjustable Functions Adjust your drilling depth with the adjustable depth settings. The bit holder of the set allows for precise depth adjustment, while the fixed and grub allow control over drill length and lowering position. PROTECTIVE DESIGN Each bit is equipped with an aluminum boundary ring and green scratch rubber pad that protects your work from damage. The self-supporting design ensures smooth operation and long tool life. VERSATILE SIZES This set includes four countersink drill bits in sizes 2.8x8mm, 3.2x8mm, 3.5x10mm and 4x10mm. Each drill has a 3/8 82° and a 1/4 hex shank. An included hex wrench allows for easy adjustments and makes this set perfect for even, deep sinking. HIGH QUALITY MATERIAL Made of HSS M2 material, these drill bits precise drilling and clean countersinking. Thanks to their robust construction and 1/4 hex shank, they are ideal for use with cordless screwdrivers and drills, increasing their versatility in various woodwork. WIDE RANGE OF APPLICATIONS Ideal for natural wood, chipboard, synthetic fiberboard, plywood and MDF, this countersink drill set provides a comprehensive solution for perfect countersinking. Its versatility makes it an essential tool for any woodworking project and ensures precise results., Weight: 0.26235009178 Pounds, Manufacturer: Tsudoku