#1 square drive trim head

1/2-20 x 2 1/4 Grade 8 Hex Cap Screw Plain Domestic USA (225)

3/8-24 x 5 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (50)

8 x 1 5/8 Simpson Bugle-Head Wood Decking Screws - 6-Lobe Drive 305 SS - 1 lbs Pack (150)

stainless steels

3/8-24 x 4 Grade 5 Hex Cap Screw Plain Domestic USA (250) 7/8-14 Socket Cap Screws Alloy #1 square drive trim head3 8 24 x 4 Grade 5 Hex Cap Screw Plain Domestic USA (250). Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1 4 to 1 inch is HRC 25 34. On diameters over 1 inch to 1 1 2 hardness will range from HRC 19 30. Tensile strength for diameters 1 4 to 1 inch is a minimum of 120,000