M4 Screws Nuts Washers Assortment Kit, M4 Black Flat Phillips Head Machine Screw for TV Stand, Computer Repairing, Pulls, M4x20mm/ 25mm/ 30mm/ 35mm/ 40mm,Pack of 340

Package details: 20Pcs M4x20mm 20Pcs M4x25mm 20Pcs M4x30mm 20Pcs M4x35mm 20Pcs M4x40mm 80pcs M4 Spring Washer 80pcs M4 Nuts 80pcs M4 Flat Washer About Countersunk Screws: The countersunk screws are mostly used in places where the surface of the parts cannot be raised after installation. The parts to be fastened are thick and thin. The so-called thick, that is, the thickness of the parts to be fastened is larger than the head of the countersunk head screw. Thickness, after the screw is tightened, a part of the screw thread does not enter the threaded hole.

• [Valuable Assorted Black M4 Screws Hex Nuts Kit] This binifiMux M4 flat head phillips countersunk machine screws assortment kit include M4 - 0.7mm x 20mm/25mm/ 30mm/ 35mm/40mm bolts in total 100 pieces and 80 pieces M4 hex nuts, 80 pieces M4 flat washers, 80 pieces M4 spring washers, coming with one driver key
• [Dimensions] This flat head countersunk m4 screws are standard metric thread, its head diameter is 6.5mm, screws length include 20mm to 40mm, the m4 black hex nuts have 3.2mm height and 7mm distance between 2 hex edges
• [High Quality Steel] Made of high-quality carbon steel, tough, and durability, and good looking, smoth furface and no blurs, M4 screws is perfect for laser engraver, tv stand,computer repairing,DIY designs etc
• [Organized storage] This M4 screws and hex nuts are organized into one litter container, every size is seperated so you could easily get what you need, and also screws nuts could store for a long time in it
• [Warranty and Service] binifiMux is committed to best service to you if you have issues about units