Cov khoom npe DIN 912 Cylindrical Socket Cap Screw / Allen boltTxheem DIN912, GB70Hlau Qib: DIN: Gr.8.8, 10.9, 12.9;SAE: Gr.5, 8;Zinc tiav (Daj, Dawb, Xiav, Dub), Hop Dip Galvanized (HDG), Dub Oxide, Geomet, Dacroment
SOCKET CAP SCREWS: Socket cap screws muaj lub taub hau me me cylindrical nrog siab ntsug sab.Allen (hex socket) tsav yog 6-sided recess rau siv nrog ib tug allen wrench (hex key).