840/4 Z Bits 0.05''x50 Unit(s):Pcs The material specification follows DIN

The material specification follows DIN EN 13600 for Cu-HCP

Source: Manufacturer's product page Specifications

manufacturer's article number 111M-11)

please refer to the manufacturer's catalog page

Impact strength test mentioned in manufacturer's documentation (test at -40 °C is stated in the datasheet)

840/4 Z Bits 0.05''x50 Unit(s):Pcs The material specification follows DINProduct Category: Bit for Internal Hexagon Overview 840 4 Z bits from WERA are extra rigid bits designed for internal hexagon screws. The bit features WERA's Hex Plus geometry, which provides larger contact surfaces between the bit and the screw head, aiming to reduce damage to the screw head. 840 4 Z bits are part of Wera's Connection Series 4 and have a 1 4" hexagonal drive. Function and Construction Z design (extra rigid) for increased stiffness