... structure. 2. Low noise , vibration and temp.rise. 3. Speed flexible. 4. High mechanical strength. Features1. Compact structure.2. Low ... noise , vibration and temp.rise.3. Speed flexible.4. High mechanical strength.Tehnical Data BrandXINGGUANGModelJWB-X0.37B ... 40Cr, Tempering, cementing,quenching etc. Motor safety aprrovalCEEquipmentFactory Corner Speed variator JWB-X0.37B-40D