Designed to counter hold water pump, camshaft, crankshaft, oil pump, pulleys and sprockets when loosening and tightening the securing bolts. Adaptors included: Ø4.8mm, Ø6mm, 15mm x 6mm square, 15mm x 12mm square, 13mm x 17mm cup, 16mm x 20mm cup, M10, M12 spline, 6mm/10mm/12mm stepped adaptors, adaptor plate and handle. Supplied in storage case.