Product Information: Product Name: kwb Bit 25mm Torx 40 Diamond SB 126240. The kwb Diamond Bits are ideal for use in series screw applications and ensure fatigue-free work. Made from TQ 60 steel, these bits offer above-average durability even under the most extreme conditions. The diamond coating ensures optimal torque transfer and reduces the cam-out effect when screwing. Equipped with color identification rings to distinguish the head shape, the kwb Diamond Bits allow for easy identification of the appropriate tool. The 1/4" C6.3 shank fits most standard drills. Accessories (Scope of Delivery): No accessories included.