Unique Bargains 10Pcs M8x20mm 8.8 Grade Hex Socket Serrated Flange Socket Cap Head Bolt

Carbon steel construction 8.8 grade. Flange bolts are widely applied in many assembled occasions. Generally use for fastening two parts with nuts. Flange socket cap head has the same characteristic as socket cap head with washer. Flange provides a bearing surface for load distribution. Features socket cap with serrated flange metric thread hex socket drive.