Alpha 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