1/2-20 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) 1/2 Cotter Pins Plain Steel 31/64 x 12 High Speed

31/64 x 12 High Speed Aircraft Bit Cobalt

3/8-24 x 4 Grade 5 Hex Cap Screw Plain Domestic USA (250)

Use with stable woods and wood substitutes when screw heads need to be hidden

split drive anchors

7/16-20 x 4 1/2 Hex Cap Screw SS 18-8 (A2)

1/2-20 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) 1/2 Cotter Pins Plain Steel 31/64 x 12 High Speed1 2 20 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) . 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