... precision 4OEM/ODM accepted 5ISO9001:2008 certificate Good quality security door lock parts in powder metallurgy Features: 1High density and ... 10T, 6T;b. 2 lines of high-temperature mesh belts furnace;c. 1 set of heat treatment furnaced. Other resizing ... 0.02mm, 100% good quality with competitive price, good abrasion resistance, high density & hardness, high efficiency, energy saving.7. Application ...