#20 x 6 High Speed Aircraft Bit Cobalt

1/2-20 x 3 Socket Cap Screw 18-8 (A2) Stainless Steel

1/2-20 x 3 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (200)

5/8-18 x 9 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (60)

Less breakage

5/16-24 x 2 Grade 5 Hex Cap Screw Plain Domestic USA (800) 18" Aircraft Bits - Fractional #20 x 6 High Speed5 16 24 x 2 Grade 5 Hex Cap Screw Plain Domestic USA (800). 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