Item No.: D33M075
.Capacity:690ml
.Rate pressure:1000PSI
.Output threads:1/4in-18NPT
.Small Expander, Range 1-5/8" - 2-1/8"
.Large Expander,Range 2-1/16" - 2-7/16"
.Expands all types of exhaust pipe, including stainless  steel,
 from 1-5/8 inches to 4-1/4 inches in size .