Quick Overview
Wera 851/855 BTH Bits
Wera BTH BiTorsion Zone Bits.
-Wera's BiTorsion Extra Hard bit range is specially designed for fastening into wood.
-Hard wearing & long life due to the innovative BiTorsion system; unique precision hardening.
-The extra hardness combined with the softer BiTorsion zone allows the bit to perform under immense constant increase in torque.
-The BiTorsion precision hardened bit allows the metal to flex slightly in controlled areas and absorb the stresses applied by a power tool.
-Extremely hard wearing, premium quality. (Use the Wera Impaktor System for unbeatable performance in high voltage impact drivers).
-Use the Wera BiTorsion Bit Holder to increase the service life of the bit.
-Ideal for use in general construction.