Premier Security Spline Socket Bit 1/2"Sq Drive M16

• One of a comprehensive range of Premier Hand Tools, suitable for daily professional use. • 1/2"Sq Drive Chrome Vanadium steel socket with knurled ring and S2 steel bit. • Suitable for gearbox drain plugs on Audi; A3, A4, A6, VW; Golf IV and LT. • Lifetime guarantee*.