China Nylon Gear POM Plastic Spur Gear Sprocket chain sprocket

Item Description GoodsEquipmentModule  M0.5-M10Precision qualityDIN6, DIN7, DIN8, DIN10Strain angletwenty degreeMaterialC45 metal, Stainless metal 304, Plastic, Brass, 20CrMo,40Cr and so onHeat treatment methodHardening and Tempering, High Frequency...