Model: CH-900
![Model: CH-900](https://tecotubeexpanders.com/wp-content/uploads/2014/07/ch900.jpg)
Tube range: 1/4” to 3/8” O.D. (6.35 to 9.52 mm) O.D.
Expander with 3/4” (19.05 mm) long rolls suitable for tube sheet thicknesses from 1/8” to 3/4” (3.175 mm to 19.05 mm).
Expander with 1 1/4” (31.75 mm) long rolls suitable for tube sheet thicknesses from 1/2” to 1 1/4” (12.70 mm to 31.75 mm)