• Torsion Control zone – Absorbs extreme torque loads to optimise control whilst preventing fastener cam-out, extending the lifetime of your impact bit. • Impact Performance – PTA is uniquely designed for extreme impact and torque applications. This accessory is manufactured from S2 steel, machined and heat treated • Magnetic Lobular Head – Subtle cam in-hex design applies driving force to the flat surface of the fastener, preventing damage to its corners and a reduction in potential round-off