中文字幕精品一区二区精品,乱码av午夜噜噜噜噜一,日韩精品久久久久久久电影竹菊,欧美一区二区三区在线播放,日韩av中文字幕在线,久久r久久,亚洲男人天堂2024

Main Products
Products Grade: 1Cr13
Specifications: φ5.5~9mm
Applied Standard:  agreement
Characteristics: medical wire,fasteners,cutting tool
Applications: Stainless steel fastenersAxial
Use of Products: 410 has good corrosion resistance and mechanical processing performance. It usually used for cutting tool、fasteners and spring、electrolytic polishing line.