Standoff Rivet Application: 

For standoff locating use in 6-18 layer printed circuit board(PCB).

Standoff Rivet Features:

Base material are made of import special copper Smooth.

Standoff Rivet Specifications:
Tolerance :  +0.01mm,-0.015 mm.
Base diameter (a) : Φ5.5 mm  
Height(b) : 1.7  2.0  2.3  2.5  2.7  3.0  3.2  3.4  3.7 4.0 etc.
Diameter : Φ3.175 mm