Specification: Model: M3BN5;  Size: M3;  Material: Brass;  Color: Gold;  Nut Type: Knurled Nut;     Features: 1. These Knurl Thread Insert Nut can be widely used on the injection moulding for tightly fixing.  2. Can be installed by ultrasonic or heat into thread tapered hole, or molded in during injection.  3. No need to counterbore or countersink the boss hole since the insert has guide p ilot.  4. The material of this part is brass and it can resist heat.  5. Packed in a rugged convenient re-sealable plastic storage case.     Package Included: Item Length Quantity;  M3 Knurled Nut 3mm 30;  M3 Knurled Nut 4mm 20;  M3 Knurled Nut 5mm 20;  M3 Knurled Nut 6mm 20;  M3 Knurled Nut 8mm 20;  M3 Knurled Nut 10mm 20;  M3 Knurled Nut 12mm 20;  Total Quantity: 150.