WERA 05057644001 840/4 IMP DC HEX-PLUS SW 4.0 X 50 MM BITS FOR HEX SOCKET SCREWS, IMPACT (1 PACK = 5 PCS) Bit-Check 30 Universal 1 With its extra hard teeth

With its extra hard teeth the exchangeable metal plate in the mouth secures screws and sockets and reduces the risk of slipping

The new generation of ring ratchet spanners

BiTorsion bits with an Torsion zone - where kinetic energy is diverted from peak loads

38-piece Zyklop set in robust metal case: Zyklop ratchet with 3/8"drive

Drive: ¼" square

WERA 05057644001 840/4 IMP DC HEX-PLUS SW 4.0 X 50 MM BITS FOR HEX SOCKET SCREWS, IMPACT (1 PACK = 5 PCS) Bit-Check 30 Universal 1 With its extra hard teethHigh quality Impaktor bits for hexagonal socket screws. The Impaktor technology offers an above average service life even under extreme circumstances. Enhanced friction resistance, thanks to the rough diamond particle coating on the bit tip, prevents any slipping out of the screw head. Hex Plus ensures a greater contact surface in the head of the screw. The notching effect is therefore reduced to a minimum and damage to the screw head more or less