There are several different types of tube and pipe bending machines, including rotary draw benders (also referred to as mandrel benders), compression benders, ram benders, and roll benders (commonly ...

Hypodermic, or needle tubing is specified by gage size, which is determined by the OD and wall thickness of the tube. Mandrel / Rotary-draw In mandrel bending, also called rotary-draw bending, a ...