The sealey 35 piece impact grade drill and screwdriver bit set is a professional-grade accessory kit designed for demanding applications with impact drivers and power tools. Engineered for tradespeople who require reliable performance under high-torque conditions, this comprehensive set combines impact-rated screwdriver bits with precision drill bits in a convenient storage case. Constructed from high-quality s2 steel, the impact grade bits feature specially heat-treated, cnc precision-machined tips that significantly reduce cam-out under load whilst minimising stress on both the bit and fixing. The torsion design effectively absorbs impact forces and transfers maximum torque to screws and fasteners, extending bit life in professional use. The set also includes fully ground impact grade hex shank hss 4341 drill bits, offering versatility for drilling and driving applications without changing tools. The kit provides a well-balanced selection of the most commonly used bit profiles including phillips, pozi, trx-star, hex, and slotted configurations in both 25mm and 50mm lengths. Additional components include a chrome vanadium steel impact grade bit holder, a practical 75mm screw guide for precise starting, and three nut drivers 6mm, 8mm, 10mm for rapid fastening tasks. Ideal for electricians, carpenters, and general contractors, this set covers the essential requirements for installation, maintenance, and assembly work across multiple trades. Features and benefits: s2 steel ...