... 0.1-2mm 3) Standard:GB/T1527-199,DIN7340 Copper Bushing/sleeve/metal pin bushingFeatures:1) name:rivets, tubular rivets, ... brass rivets, brass pins,2) material:brass, copper ,steel, aluminum 3) ... PatternPlate, Antenna, Electric Brush, Antenna, Electric Brush, etc. Copper Bushing/sleeve/metal pin bushing for precise instruments,etc