<p>Shoulder Screw, 12.9 Alloy Steel, Plain Finish, Knurled Head Style, Drive Type Hex Socket, Drive Size 4mm, Thread Size M6X1mm, Shoulder Dia 8mm, Shoulder Length 40mm, Thread Length 11mm, Head Dia 13mm, Head Height 5.5mm Max, Shoulder Dia Tolerance -0.013mm to -0.049mm, Shoulder Length Tolerance +0.25mm, Min Tensile Strength 159,500 PSI, Shear Strength 95,700 PSI, Thread Class 5g6g, Rockwell Hardness C39-C44, Meets Standards Comparable to ISO 7379, Package 5</p> <p><br /><b>Features</b></p> <ul> <li>Finish: Plain</li> <li>Item: Shoulder Screw</li> <li>Material: 12.9 Alloy Steel</li> <li>Thread Size: M6 x 1mm</li> <li>Class: 5g6g</li> <li>Drive Size: 4mm</li> <li>Drive Type: Hex Socket</li> <li>Head Style: Knurled</li> <li>Shear Strength (PSI): 95,700</li> <li>Thread Length: 11mm</li> <li>Meets/Exceeds: Standards Comparable to ISO 7379</li> <li>Rockwell Hardness: C39 to C44</li> <li>Min. Tensile Strength (PSI): 159,500</li> <li>Head Dia.: 13mm</li> <li>Head Height: 5.5mm Max.</li> <li>Shoulder Length Tolerance: +0.25mm</li> <li>Shoulder Length: 40mm</li> <li>System of Measurement: Metric</li> </ul> <p></p>