สถานที่กำเนิด
Jiangsu, China
Name
Knurled hexagonal socket screw
Type
Allen Head Bolt Manufacturer
Material
Carbon Steel/Stainless steel
Surface treatment
Plain.Black.Zinc Plate. HDG
Grade
4.8/ 8.8/ 10.9/ 12.9 A2-70/A4-80
Certificate
ISO9001:2008/IATF16949