8-11 x 2 Square Phillips Drive Round Washer Deep Thread Type17 2/3 Thread Black Oxide M20 and a flanged washer that

and a flanged washer that helps to distribute the load and prevent the screw from loosening

The teeth bite into the surface of the mating part

These bolts are made in North America and meet ASTM A325 specifications

self-tapping threads for secure hold in metal or plastic

a 5-inch length

8-11 x 2 Square Phillips Drive Round Washer Deep Thread Type17 2/3 Thread Black Oxide M20 and a flanged washer that8 11 x 2 Square Phillips Drive Round Washer Deep Thread Type 17 2 3 Thread Black Oxide: These screws are designed with a square Phillips drive, which provides a secure and stable hold for screwdrivers. They have a round washer head that helps to distribute the load and prevent damage to the surface being fastened. The deep thread type 17 2 3 thread provides a strong and secure hold in a variety of materials. The black oxide finish provides corrosion