三级片a片无码_蜜乳AV成人电影_丝袜足交视频在线_日韩精品中文字幕亚洲专区腿精_安徽搡BBBB槡BBBB_欧美日B操B_非洲AV成人无码久久精品_av尤物_www.亚洲黄_WWWWWW美国黄片_蜜乳av影视_久久久亚洲成人AV无码电影_A片免费看在线不卡_国产无码8区_日屄福利视频

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.