Features: 1) With outside diameter from 1.0 up to 32mm2) Made of iron, SUS, copper, aluminum, alloy steel etc. 3) Widely used in various precise machines such as computers, telecommunication,punches,CPU,pumps, generators, etc.4) Flexible designs and excellent function;5) Packing with inner plastic bags and outer cartons.6) OEM is provided producing area:China payment:T/T, L/C supplying capacity:80,000,000pcs/month