水泥螺钉
Cylinder head sharp point
Coating: black phosphate, grey phosphate, zinc plated
Diameter: M4, M4.5, M5, M6
Length: 25mm to 160mm
Material: 1022A medium carbon steel, harden
地 址：天津市西青区王稳庄镇东台子村北 邮 编：300270
电 话：86-022-23999006 传 真：86-022-23997899
邮 箱：info@tjjxh.com emily@tjjxh.com
375274317@qq.com 969042430@qq.com
网 址：http://www.tjjxh.com http://www.tjjxh.cn.alibaba.com
