bởi tập | Th1 1, 2023 | Danh mục sản phẩm
Item Description Merchandise DescriptionHeat remedyHarden tooth, tempering, quechingSurface treatmentzinc plated, blacken, phopharization, carborizedProcessForging( casting)—lathe- teeth shaping—finishing—oil washing—Packing ,manufactured by...
bởi tập | Th12 2, 2022 | Danh mục sản phẩm
Item Description Product DescriptionWarmth treatment methodHarden teeth, tempering, quechingFloor therapyzinc plated, blacken, phopharization, carborizedProcedureForging( casting)—lathe- tooth shaping—finishing—oil washing—Packing ,made by CNC...