Package Included: These threaded inserts assortment kit is available in 18 sizes, including M2 M2.5 M3 M4 M5 M6 female knurled nuts in different size, 400pcs in total,And comes with a small tweezers.
Easy to use: This heat-setting insertion tool can be installed into blind or through holes of objects using ultrasonic waves or heat. The design of the spiral knurled nut provides high tightening torque and is not easy to fall off when rotated. It can be firmly fixed on the pressure components, and the operation is simple and quick.
Durable Brass: Knurled nuts with internal threads are made of sturdy brass, which are strong will not rust, they can be used for long time.
Divided Boxes with Labels: These brass threaded insert comes in a labeled divider box with all components clearly and orderly labeled on the inner and outer lids for easy storage and finding, avoiding parts clutter, And comes with bubble wrap to ensure the box won't break.
Widely Application: Metric knurled nuts assortment kit can be embedded in a wide range of plastics, whether you're reinforcing 3D printed parts or assembling plastic components, this assortment gives you a wide variety of threaded inserts to choose from. Various sizes ensure compatibility with different bore and thread sizes, enabling a variety of applications.