สถานที่กำเนิด
Shanghai, China
มาตรฐาน
DIN,JIS,ANSI,GB,BSW,etc
Product name
Good quality heavy hex bolts ASTM A320 Grades L7 L43
Material
Stainless steel,carbon steel,etc
Head type
Hexagon head bolt
Surface treatment
White zinc .Yellow zinc. HDG. Black ,Brass, Nickel
Size
M5-M52 ,as customer's require
Certificate
ISO9001,CE, SGS, API
Quality Control
100% Inspection during production
Grade
4.8/ 8.8/ 10.9/ 12.9 Ect