Knurled Thumb Nuts, 10pcs M4 x D13mm x H9mm Carbon Steel Blind Hole Nuts 6mmx2.5mm print in different colors

print in different colors

Please note that this product is not applied to concrete

strong and reliable

5 x IEC C14 Socket

double ended stud with a machine thread on one end and a woodscrew thread on the other

Knurled Thumb Nuts, 10pcs M4 x D13mm x H9mm Carbon Steel Blind Hole Nuts 6mmx2.5mm print in different colorsDescriptions: 1. Material: The knurled thumb nut is made of carbon steel, with a nickel plated surface finish, high hardness, wear resistant, not easy to deform, rust proof and corrosion resistant. 2. Advantages: The head has a knurled design to increase friction, and it is easy to install and remove by hand without any tools. The thread is deep, the tooth pitch is uniform, and the fastening force is good. 3. Application: These blind hole knurled