230" head diameter

3/16 x 3 3/4 Phillips Flat Hi-Low Thread Concrete Screws Blue Ceramic Coated (1000)

5/8-18 x 1 1/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (300)

#26 x 6 High Speed Aircraft Bit Cobalt

1/2-13 x 7/8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) 3/4-16 Hex Cap Screws 316 Stainless Steel 230" head diameter1 2 13 x 7 8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) . 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