The bosch 33 piece drill and screwdriver bit set is a versatile accessory kit designed for drilling and fastening across wood, masonry, and metal applications. Containing 18 drill bits across three material types 7 hss-r metal bits ø 2 5 mm , 5 masonry bits ø 4 8 mm , and 6 wood bits ø 3 8 mm the set covers the diameter ranges most frequently needed on site or around the home. The inclusion of a countersink further extends its versatility for woodworking tasks. The fastening side of the kit is equally well-equipped, with 10 screwdriver bits 25 mm spanning phillips ph1 2 3, pozidriv pz1 2, slotted s4 6 7, and torx t20 25 profiles, plus 3 nutsetters for hex-head screws in 7, 8, and 10 mm. A universal magnetic bit holder keeps everything accessible during use. All bits are compatible with standard power tools across all brands, making this set a practical addition to any existing drill setup. Everything stores neatly in bosch's sturdy x-line case, which can be topped up with additional accessories as required a useful feature for tradespeople and serious diyers who want to consolidate their accessories in a single, organised solution. Features and benefits: 18 drill bits covering wood, masonry, and metal in the most commonly used diameters 10 screwdriver bits across phillips, pozidriv, torx, and slotted profiles plus 3 hex nutsetters universal magnetic bit holder included for fast, convenient bit changes countersink bit included for neat, professional woodworking finishes co...