7 x 3 Simpson Trim-Head Self-Drilling Siding Screw - Square Drive 410 SS - Carton (1000)

High red hardness of cobalt permits speeds 30% greater than standard heavy duty split point (HSS) drills

50 x 70 Socket Cap Screw 12

Ideal for applying trim

1/2-13 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (100) 5/8-18 Socket Cap Screws Alloy 7 x 3 Simpson Trim-Head1 2 13 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (100). 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