100Pcs M3*12mm Brass Screw Hexagonal Copper Isolation Column

Features:

You can install both two side of Isolation column， very convenient to use
You can use it in repairing car， bicycle，circuit board， etc.

Description:

Material: Copper Alloy
Color: Copper
Size: 1.2 x 0.4cm / L x W

Package included:

100 x Isolation Column