1/4-20 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50)

the zinc plating can help it perform durably and stand up against the elements over the long-term

50 x 35 Socket Set Screw Cup Point DIN 916 Black Oxide Alloy

Manufactured from 18-8 stainless steel

7/16-20 x 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) 3/4-10 A307 Grade A Carriage Bolts Zinc Plated 1/4-20 x 4 Grade 57 16 20 x 2 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