The MILWAUKEE shockwave impact duty 1" T20 torx insert bit - 25 pieces is engineered for heavy duty impact applications, capable of withstanding high torque demands. Featuring precision-engineered tips, this insert bit ensures accurate and secure fitment into screws. The optimized shock zone geometry enhances flexibility and reduces stress. Laser-etched size markings enable quick and easy identification. Ideal for driving torx screws in tough fasteners, this bit design reduces cam-out effectively.