Material: These pressure riveting nuts are made of premium metal material, high strength. Types: Includes in total 300pcs/15 sizes different kinds of nuts, can meet different using needs. Easy to Use: 300Pcs self clinching nuts are convenient to use, you can easily tighten or loosen these nuts. Package: The metal rivet nut kits are packed and assorted in a sturdy recyclable plastic box, which is very easy to store and access at any time. Application: The self-tightening nut metal fastener tool can be widely used on devices which require frequent dis-assembly maintenance.
