Monobloc Spanners

This set of 3 double ended box spanners covers six sizes 8, 9, 10, 11, 12 & 13mm to fit any Monobloc tap backnut. Complete with Stepped Tommy Bar for extra leverage. Made from Chrome Vanadium Steel and Chrome plated with a matt finish for better grip.

Fits:
Most if not all monobloc tap backnuts.