WERA Hex Bit (4mm, 89mm, 840/4)

Wera Series 4 840/4 Z Sheet Metal Bit, Hexagon 4 x 89mm blade, 1/4″ Drive Wera Bits are designed for the most demanding applications in trade and industry. They are designed to have the ability to transfer high torque loads, safe to use and extremely durable. The greater elasticity of tough viscous bits prevents premature breakages of the tip of the tool. Features Wera’s tough viscous and Hex-Plus design, for hexagon socket screws, 4 x 89mm blade x 1/4″ Drive For hexagon bit holders and direct drives Wera Hex-Plus technology prevents rounding of screw recess and transfers up to 20% more torque