Carriage Bolt, Inch, Neck Type Square, Basic Material Stainless Steel, Material Grade 18-8, Fastener Finish Plain, Dia./Thread Size 5/16 In.-18, Fastener Length 1 1/4 in, Fastener Thread Direction Right Hand, Fastener Thread Type UNC (Coarse), ASME B18.5, Drill Size 5/16 in, Head Dia. 0.688 in to 0.719 in, Head Height 11/64 in, Head Type Round, Square Height 0.156 in to 0.187 in, Square Width 0.307 in to 0.324 in, Tensile Strength 100,000 psi, Package Quantity 700
Machine Screw, Head Type Truss, Material 18-8 Stainless Steel, Finish Plain, Drive Phillips, Thread Size 1/4 In.-20, Fastener Length 1/2 in, Head Width 0.477 in, Head Height 0.15 in, Drive Size #3, Tensile Strength 60,000 psi, Dimensional Standards ASME B18.6.3, Pack Size Small, Minimum Thread Length 31/64 in, Type Standard Machine Screw, Maximum Head Width 0.477 in, Minimum Head Width 0.442 in, Maximum Head Height 0.15 in, Minimum Head Height 0.133 in, System of Measurement Inch