Thread - UNC (Imperial coarse thread). Material - Grade 5 (8.8) High Tensile Steel. Finish - Bright Zinc Plated (bzp). TECHNICAL INFORMATION. Size - 1/2"-13. 1/2" 3" 3/4" 5/16" 13. 1/2" 2 1/2" 3/4" 5/16" 13.
UNC High Tensile Steel Plain Self Colour Grade 5 8.8 Hexagon Full Nuts
M5 ( 5mm ) Black Self Colour 12.9 High Tensile Socket Cap Screws Allen Bolts HT
M8 ( 8mm ) Black Self Colour 12.9 High Tensile Socket Cap Screws Allen Bolts HT
M6 ( 6mm ) Black Self Colour 12.9 High Tensile Socket Cap Screws Allen Bolts HT
M3 ( 3mm ) Black Self Colour 12.9 High Tensile Socket Cap Screws Allen Bolts HT
M4 M5 M6 Black Hex Socket Button Head Screws Allen Bolts 12.9 High Tensile Steel