TRB RC 3 x Button Head Socket Cap Screw 12.9 Hard Alloy Steel

Socket Head Screws by TRB RC. Details:TRB RC M2.5 – 0.45 x 5mm ( BHC ) Button Head Socket Cap Screw 10pcs Hard Alloy Steel, ISO 7380. Specifications: Unit of Measure / Metric mm Material / Alloy Steel Grade-Class / 12.9 Specification / ISO 7380 Tensile Strength / 1220 MPa min Yield Strength / 1100 MPa min Hardness / HRC 39-44 Head Type / Button Head Drive Type / Hex Socket Thread & Pitch Size (mm) / M2.5-0.45 Length (mm) / 5mm Color / Black Length Measurement Type / Length Under Head Hex Key Size (mm) / 1.