Wera 05056346001 840/1 Z Tamper-proof Hex-Plus BO bits, 6 x 25 mm

This Wera 840/1 ZBO bit is supplied in a 6mm hex size with a 25mm length, the largest option in this range and designed for substantial hexagon socket BO security screws used in heavy engineering, structural frameworks, and large-scale industrial installations. The 6mm drive handles significant torque demands with authority, providing secure engagement where unauthorised tampering must be prevented. Wera's Hex-Plus technology increases the contact surface within the screw head to its maximum potential at this size, virtually eliminating the notching and rounding that causes costly fastener damage. The extra tough construction ensures long service life even under the most demanding conditions. Features and Benefits: • 6mm hex size - largest in the range - for heavy-duty security BO applications • Hex-Plus profile virtually eliminates screw head notching and rounding • Extra tough construction engineered for demanding, high-torque environments • 1/4" hexagon drive compatible with DIN ISO