900 Series tube expanders
used on radiators and oil coolers and other apparatus with small diameter tubes.
The 900 series covers 1/4" and 3/8" OD tubes and is available in two roller lengths, 3/4" and 1.1/4". The use of this tool is mainly for oil coolers and radiators with small diameter tubes. All 900 series expanders come with 1/4" square mandrels, round mandrel drives are optional.