Enw'r cynnyrch SAE J429 2/5/8 UNC Hex Bolt/ Hex Cap Sgriw
Safon: DIN, ASTM / ANSI JIS EN ISO, UG, GB
Dur Gradd: 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,
Gorffen Plaen, Sinc (Melyn, Gwyn, Glas, Du), Hop Dip Galfanedig (HDG), Du Ocsid,
Geomet, Dacroment,, Nickel plated, Sinc-Nicel plated