M5 M6 M8 M10 Black Hex Socket Cap Screw Left Hand Thread Screw 12.9 Alloy Steel
Specification:
Type: Hex Socket Cap Screw
Material: 12.9 grade alloy carbon steel
Surface Treatment: Black Oxide
Standard: DIN912
Color: Black
Package Includes:
2/5/10/20pcs X Hex Socket Cap Screw .