SCOPE OF APPLICATION:Apply to fix tub, mount storage containers against the tail gate and anchor on the wheel wells; Use some rivet nut installation tools to make the work easier. EASY TO INSTALL:The knurled nut design makes these rivet nuts easier to insert into the work piece, and many different kinds of material, such as metal plate, plastic, fiberglass and so on. M6 FLAT HEAD RIVET NUTS: The rivet nut model is m6, which has round internal thread and a coarse engraving on the outside for tightly inserted and fixed work pieces, provides a certain friction and bite force. PACKING/QUANTITY:Type:M6;Package quantity:100pcs.Material: Aluminum. VERY PRACTICAL:Great rivet nut installation tools to make work easier and more quick. Quantity: 100 pieces Note: It does not include other things, the color is based on the first picture, and the other pictures only show the effect Due to the differences between different monitors, the picture may not reflect the actual color of the item. Due to