Thunder Zone Impact driver bits, with an engineered spiral torsion zone, distributes the applied impact evenly throughout the torsion zone, allowing higher impact loads and greatly extended bit life.
The ultimate torsion bit for impact drivers
Patented spiral impact zone distributes torque evenly
Premium Quality S2 raw material
Full body hardness – for a longer service life
Compression forged tip – for an ideal fit & to reduce breakage
Magnetised bits