| Specifications | Model 3 | Model 32 | Model 4 |
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| Description | The Model 3 Bender is a high-quality and affordable bender that is great for race car builders and small fabrication shops. | The Model 32 is an upgraded version of the Model 3. It is a heavier duty machine and can bend the largest OD and heaviest wall thickness. | The Model 4 is a production bender. It also has the special capabilities to do S-bends. The die does not rotate like the Model 3 and 32. It is easy to set up and handles thin wall well. |
| Manual/Hydraulic | Manual (An additional hydraulic adapter kit can be purchased separately.) | Manual or Hydraulic | Hydraulic only |
| Anti-Springback (Provides ability to bend thin wall tubing) | Accessories are available to limit wrinkling, but the M32 and M4 are better suited for anti-springback. | Built-In mechanism | Built-In mechanism |
| Minimum Outer Diameter | .5” Round, Pipe or Square | .5” Round, Pipe or Square | .5” Round, Pipe or Square |
| Maximum Outer Diameter | 2” Round Tubing 1.5” Sch 40 Pipe 1.5” Square Tubing | 2.5” Round Tubing 2” Sch 40 Pipe 2” Square Tubing | 2.5” Round Tubing 2” Sch 40 Pipe 1.5” Square Tubing |
| Maximum Wall Thickness | .120 | .250 for up to 2” OD .120 up to 2 1/2” OD | Generally depends on tube size. .134 on larger OD |
| Minimum Distance between Bends | Approximately 4-5” | Approximately 4-5” | Approximately 2-3” in same direction bends. 0" in S bends. |
| Ability to bend solid tubing | Up to 1” OD | Up to 1.5” OD | Up to 1.25” OD |