Socket Head Cap M12 x 40mm Left Hand Black Gr.12.9 DIN 912

Left Hand Cap Screw
Hexagon Socket Head
Metric Black
High Tensile Grade 12.9
Dia: M12
Pitch: 1.75
Length: 40mm
DIN 912
Allen Key Size: 10mm
A DIN 912 grade 12.9 black metric hexagon socket head cap screw is an ultra-high strength (1220 MPa tensile strength), heat-treated alloy steel fastener conforming to ISO 4762. Featuring a cylindrical head and internal hex drive, the "black" oxide finished screw is designed for use in critical, space-limited, and high-stress applications in machinery and engineering that require exceptional clamping force and reliability.