所有大小的六角六角六角形螺钉50mm 304级不锈钢滞后螺丝螺栓木din571镀锌M16
Product Name: Hex Head Coach Screws 50mm 304 Grade Stainless Steel Lag Screw Bolts For Wood DIN571 Material: Carbon Steel, Stainless Steel, Brass, etc Surface Treatment: Zinc Plated /According To Your Requirement Size: M1 – M20 /According To Your Requirement Standard: DIN GB ISO BS, ANSI Application: Building, Industry, Machinery, Electronic,etc Quality Policy All the parts manufactured 100% inspection from OQC before shipping. 根据图纸或样品,可用的非标准OEM可用