US Stock 50x M3 L3mm OD4.1mm Brass Cylinder Knurled Threaded Insert Embedded Nut

Lot of 50 M3 L 3mm OD 4.1mm Brass Cylinder Knurled Threaded Round Insert Embedded Nuts

Made of bass material.

Featured with heat resistance.

Used on injection moulding for tightly fixing.

No need to counterbore or countersink the boss hole because the insert has guide pilot.

Product Name Knurled Nut 

Material Brass

Thread Size M3

Length 3mm

Outter Diameter 4.1mm 

Package include: 50 x Knurled Nuts