Description
Material:carbon steel
Thread diameter:
3mm(M3) / 4mm(M4)
Thread pitch:
0.5mm(M3) / 0.7mm(M4)
The black steel knurl high step head tightener is made of high-quality stainless steel, which is durable and has a long service life.
It is easy to install and disassemble, no tools required. you can use a screwdriver to tighten or loosen the screws on the wall.
The screw can be used for curtain rods, glass door hooks, window blinds, and other small objects.
Package include:100pcs
