M3-0.5 x 20 Metric Socket Head Cap Screw Class 12.9 ISO 4762 Black Ox 7/16-20 The bolts are made of

The bolts are made of steel for strength and durability

These bolts are made in North America and meet all applicable ASTM specifications

The 5/16-18 x 6 Hex Tap Bolt Grade 8 Fully Threaded Zinc Yellow is a high-strength bolt designed for demanding applications

this bolt is suitable for a wide range of applications

which help to keep the screw in place when it is welded

M3-0.5 x 20 Metric Socket Head Cap Screw Class 12.9 ISO 4762 Black Ox 7/16-20 The bolts are made ofThe M3 0. 5 x 20 Metric Socket Head Cap Screw Class 12. 9 ISO 4762 Black Ox is a high strength screw made of alloy steel and heat treated to a tensile strength of 12. 9. It has a black oxide finish for corrosion resistance and a socket head for easy driving. The screw is 20 mm long and has a thread diameter of 3 mm with a 0. 5 mm pitch. It meets the specifications of ISO 4762 and is commonly used in automotive, aerospace, and other demanding