2-56 x 1/2 Coarse Thread Socket Head Cap Screw Black DFAR WE410 and the 4 1/2-inch length

and the 4 1/2-inch length provides ample holding power

so it will not come loose even under vibration or shock

This 10-32 x 1/2 6-Lobe Flat Machine Screw Fully Threaded Zinc is a versatile and durable fastener designed for a wide range of applications

10-9 x 1 1/2 Phillips Flat Head with Nibs Deep Thread Wood Screw Type 17 Point 2/3 Thrd Zinc & Bake

making these screws easy to install

2-56 x 1/2 Coarse Thread Socket Head Cap Screw Black DFAR WE410 and the 4 1/2-inch lengthThe 2 56 x 1 2 Coarse Thread Socket Head Cap Screw Black DFAR is a small, headless screw with a hexagonal socket drive. It is made of steel and has a black oxide finish. The screw has a coarse thread and is 1 2 inch long. It is designed to be used in applications where a strong, secure hold is required. The screw is compliant with the Defense Federal Acquisition Regulation Supplement (DFARS), which means that it meets the requirements of the US