Ainm toraidh SAE J429 2/5/8 UNC Hex Bolt / Hex Cap Screw
Coitcheann: DIN, ASTM / ANSI JIS EN ISO, AS, GB
Steel Ìre: 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,
Crìochnachadh Plain, Sinc (Buidhe, Geal, Gorm, Dubh), Hop Dip Galvanized (HDG), Black Oxide,
Geomet, Dacroment,, Nickel plated, Sinc-Nickel plated