Zhejiang Jianzi Fastener Co., Ltd. [China]

Our company mainly produces the self drilling screws; the head type includes hex heads, wafer heads, pan heads, truss heads, and

Features:1) Sizes: 3, 6, 8, 10, 12, 14#2) Material: 1022A 3) Standard: DIN7504

Flat Head Self Drilling Screws