This 12 mm triple square is supplied with a permanent 1/2" drive base with an overall length of 160 mm. The 12 mm is used for all 4 cyl. diesel and 4 cyl. TDI head bolts bolts from 1984 onward and VR6® head bolts. Some newer applications include the MK4 (A4) steering wheel removal. Top quality Metalnerd brand made from S2 tool steel.
Not for impact tool usage.