1、This standoff set is made of durable eco-friendly nylon which has a stable, long-lasting performance and insulation. 2、Waterproof standoffs are easy to clean, you can simply clean them with a cloth. 3、There are many different available lengths of standoffs in this set that you can use for different purposes. 4、Great standoffs to mount on circuit boards or machine to create space or to properly position them. 5、Widely used in machinery industry, electronic industry, testing equipment, electric equipment, medical equipment, communications, automotive, engineering machinery, electric power and other fields. Features: This standoff set is made of durable eco-friendly nylon which has a stable, long-lasting performance and insulation. Waterproof standoffs are easy to clean, you can simply clean them with a cloth. There are many different available lengths of standoffs in this set that you can use for different purposes. Great standoffs to mount on circuit boards or machine to create space or to properly position them. Widely used in machinery industry, electronic industry, testing equipment, electric equipment, medical equipment, communications, automotive, engineering machinery, electric power and other fields. Specification: Material: Nylon Female&Male Standoffs: M3*6         20PCS M3*8         20PCS M3*10       20PCS M3*12       10PCS M3*6+6     20PCS M3*8+6     20PCS M3*10+6   20PCS M3*12+6   10PCS M3 Nuts     80PCS M3*6 Screws   80PCS Weight: 75g / 2.6oz (approx.) Package list: 1 set * Standoff Assortment