<b>【Specifications】</b><br> - Quality: 180 Pcs <br> - Color: Silver Tone<br> - Material: 304 Stainless Steel, Nylon<br> - Sleeve Clip Size: M3, M4, M5, M6, M8, M10, M12<br> <br> <b>【Features】</b><br> <br> - Top Grade 304 stainless steel nylon lock nuts in 7 common sizes for general, convenient, and handy use making it highly ideal for use professionals and DIYers. This kit is one of the few in the market with high-quality and better quantity making it a cost-efficient choice.<br> - Nylon Insert Lock Nuts are also known as stop nuts. Lock nuts are used for fastening to a bolt when mechanically joining materials together. The bolt threads into the nylon material are located at the top of the nut. The purpose of the nylon insert is to prevent backing off or loosening from vibration.<br> <br> <b>【Package Included】</b><br> - M3 ---------------60pcs<br> - M4----------------35pcs<br> - M5----------------30pcs<br> - M6----------------25pcs<br> - M8----------------15pcs<br> - M10---------------10pcs<br> - M12----------------5pcs<br> <br> Total: 180 PCS Stainless Steel Nylon Lock Nut Assortment Kit <br> <br> <b>NOTE: Please check the size carefully before purchasing, thanks for your support. </b><br> <b>Warning: the product are small parts, keep away from children and kids.</b><br>