Knurled Insert Nuts M4 x 6mm(L) x 6mm(OD) Female Thread Brass Blind Embedment Assortment Kit 50 Pcs

- These Knurl Thread Insert Nut can be widely used on the injection moulding for tightly fixing. - Can be installed by ultrasonic or heat into blind hole or molded in during injection. - No need to counterbore or countersink the boss hole since the insert has guide pilot. - Made of brass material good thermal conductivity and heat resistance Specification: Material: Brass Thread Size: M4x0.7mm Total Length: 6mm / 0.24 Outer Diameter（+0.5/-0mm）: 6mm / 0.24 Package Content: 50(+/-2%) x Knurl Thread Inserts Nuts