This bosch pro impact t screwdriver bit is a t10, 55mm variant, supplied as a pack of 2 ideal for keeping a spare to hand on the job. The compact t10 torx size suits smaller fasteners commonly found in electronics, appliances, and light fixtures, making it a reliable choice for detail-oriented installation work. Up to 50x more robust than a standard bosch extra hard bit, this bit is built to go the distance. Heat-treated modified steel provides exceptional strength and resistance to high torque, while the extended torsion zone absorbs stress at the tip to prevent snapping under load. Colour-coded rings and laser markings make it easy to identify the correct bit quickly, saving time on busy sites. Features and benefits: up to 50x more robust than a bosch extra hard bit heat-treated modified steel for strength and high-torque resistance extended torsion zone prevents breakage under torque stress colour-coded rings for fast head-type identification laser markings for quick size selection 1 4 impact-rated hex shank for use with impact drivers and drill drivers specifications: torx size: t10 length: 55mm pack quantity: 2 contents: pack of 2