Pangalan ng mga produkto SAE J429 2/5/8 UNC Hex Bolt/ Hex Cap Screw
Pamantayan: DIN,ASTM/ANSI JIS EN ISO,AS,GB
Marka ng Bakal: DIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9;SAE: Gr.2,5,8;
ASTM: 307A,A325,A490,
Finishing Plain ,Zinc(Dilaw,Puti,Asul,Itim),Hop Dip Galvanized(HDG),Black Oxide,
Geomet,Dacroment,,Nickel plated,Zinc-Nickel plated