Wera 840/1 Classic Hex Plus Screwdriver Bits, Sets of 3 - Wera 05073344001, These 1/4in hexagon drive bits from Wera are designed for tough applications and are suitable for use with Hex-Plus screws.
Supplied in pack of 3 different sizes - SW4, SW5 and SW6.
Wera 05073344001 840/1 Set B Classic Hex Plus Screwdriver Bits, Set of 3