3.0 mm O.D. Steel Tubing.
0.120” O.D. Steel Tubing.
1.0 mm O.D. Steel Tubing.
2.0 mm O.D. Steel Tubing.
1.5 mm O.D. Steel Tubing.
2.5 mm O.D. Steel Tubing.
4.0 mm O.D. Steel Tubing.