Pwodwi non DIN 912 Cylindrique Socket Cap Screw/Allen boulonEstanda DIN912, GB70Steel Klas: DIN: Gr.8.8, 10.9, 12.9;SAE: Gr.5, 8;Fini Zenk (jòn, blan, ble, nwa), Hop plonje galvanize (HDG), oksid nwa, Geomet, Dacroment
SOCKET CAP SCREWS: Vis bouchon priz gen yon ti tèt silendrik ak bò vètikal wo.Kondwi Allen (priz hex) se yon rekreyasyon sis kote pou itilize ak yon kle allen (kle hex).