hex socket flat screw
USD $0.001 - $0.003 /Piece
Min.Order:10000 Pieces
Wenzhou Bangxin Fastener Co., Ltd.
hex socket flat screw
hexagon socket countersunk head screw
Standard: DIN7991
Class: 4.6 / 6.8 / 8.8 / 10.9
Material: Steel
Diameter: M4-M20