This 12 mm triple square is supplied with a permanent 1/2″ drive base with an overall length of 55 mm. Some newer applications include the MK4 chassis (G/J/NB) steering wheel removal and flywheel mounting bolts. Not recommended for head bolts or inner CV flange bolts – see our longer MNXZ12 listed below. Top quality Metalnerd brand made from SAE8660 tool steel.