... Connecting Rod Bolt,Wheel Bolt,Torsion BarEngine Connecting Rod Bolt Specifications of Engine Connecting Rod Bolt: 1) Standard diameter: Φ ... : automobile and motorcycle parts, transportation chain, stamping parts, all kinds of machinery equipment accessories. Wheel bolt belongs to threaded ... into 3 grades: 8.8, 10.9, 12.9, all specifications are available. The standard diameter of high strength bolt is ...