ITEM NAME:10pcs M5*4 Titanium Alloy Hex Screws Nut Threaded Bolts Lock Nuts Description: - Threads are the standard metric coarse(most common) - Type: Hexagon Head - Material: Titanium Alloy - Usage: Fastening piece for mechanical industry - Nut Diameter: Approx. 5mm - Nut Height: Approx. 4mm - Color: Silver Package Included: 10x M5*4 Screws Lock Nut Note: Since the size above is measured by hand, the size of the actual item you received could be slightly different from the size above. Meanwhile, please be reminded that due to lighting effects, monitor's brightness / contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item..10x M5 4 Screws Lock Nut. - Material: Titanium Alloy. - Nut Height: Approx. - Type: Hexagon Head.