The nylon flange head adds stability in hollow surfaces

9/16-18 x 6 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

1/16 x 12 High Speed Aircraft Bit Cobalt

3/4-10 x 7 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated

The anchor is designed for use in solid base material such as concrete

5/8-11 x 3 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) M30-3.50 Socket Cap Screws 12.9 Alloy Plain DIN 912 The nylon flange head adds5 8 11 x 3 Grade 5 Hex Cap Screw Zinc Plated 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