4-40X9/16 One Quarter Hex Standoff Aluminum Female .688-1.750 8 x 8 size indicates

8 x 8 size indicates a diameter of 5mm

The 3/4-16 x 9 Hex Cap Screw Grade 8 Yellow Zinc is a high-strength fastener designed for demanding applications

This screw is an alternative to Taptite screws and is designed for use in metal applications

* Finish: Zinc Plated

The 6-32 x 1/2 Coarse Thread Socket Set Screw Cup Plain is a small

4-40X9/16 One Quarter Hex Standoff Aluminum Female .688-1.750 8 x 8 size indicatesThe 4 40X9 16 One Quarter Hex Standoff Aluminum Female is a type of spacer used to create space between two objects. It is made of aluminum and has a female thread on one end and a hex head on the other. The female thread is used to attach the standoff to a surface, while the hex head is used to tighten the standoff into place. The standoff has a length of 9 16 inches and a diameter of 4 40. It is designed to be used with screws that have a 4 40