170Pcs M4 M5 M6 M8 M10 M12 Black Bolt Covers Screw Caps Assortment Kit, Plast…

All contained in a sturdy and transparent plastic box, can be use for a storage box. Thread Size: M4, M5, M6, M8, M10, M12. Fastener Type: Acorn. Will conceal any sharp bolt edges, widely used on industry, automotive, furniture and so on!