苏州市桂丰精密不锈钢紧固件厂
Suzhou Guifeng Precision Stainless Steel Fasteners Factory
苏州市桂丰精密不锈钢紧固件厂
(DIN 963 - 1990)
grade, rigidity A2-70
开槽,十字槽圆头,沉头等:M1.0-M6mm,长度不超过50;