... Certificate: ISO/TS: 16949:2009 2.High quality; 3.Attractive price; 4.offer OEM Available pulleys 1) V ... -belt pulleys 2) Timing belt pulleys 3) Variable speed pulleys 4) Flat belt pulleys 5) ... V-pulley, multi-pitch H, L, J, K and M 3) Bore pilot bore, finish bore, taper bore, bore ... AT20 2) Pilot bore, taper bore and QD bore 3) Materials 1045 steel, aluminum and stainless steel 4) Surface ...