VARIABLE SPEED PULLEY Suitable for Heidelberg Printing Machine, Kord 62, Kord 64, Kors, Kora, Sor & Sork Series.Manufacturers and Exporters of Mechanical Variable Speed Pulley Drives, Stepless Variable Speed Belt Drives, Vari Speed Belts, Variable Speed Drive for flameproof explosive areas. We also design & manufacture custom built drives & pulleys as per customer’s requirements.