Hex Head Cap Screw, System of Measurement Metric, Basic Material Stainless Steel, Material Grade A4, Fastener Finish Plain, Dia./Thread Size M30-3.50, Fastener Length 180 mm, Fastener Thread Direction Right Hand, Fastener Thread Type Metric Coarse, Fastener Thread Style Partially Threaded, Fastener Industry Standards DIN 931, Head Type Hex, Min. Thread Length 72 mm, Head Height 18.7 mm, Head Width 46 mm
Shoulder Screw, Shoulder Screw Type Precision Shoulder Screw, Head Type Standard, Drive Type Socket, Material Stainless Steel, Material Grade/Class 416, Finish Plain, System of Measurement Inch, Thread Size 5/16 In.-18, Minimum Thread Length 1/2 in, Shoulder Length 5/8 in, Shoulder Length Tolerance +/-0.005 in, Shoulder Diameter 3/8 in, Shoulder Diameter Tolerance -0.004 in to +0.0 in, Pack Size Small Pack, Head Height 1/4 in, Head Diameter 9/16 in, Tensile Strength 123,000 psi