Pines #4 Hydraulic Tube Bender 1998
1998 Pines #4 hydraulic tube bender, LH (counterclockwise) rotation, with a completed mechanical rebuild and a new Sierra digital control (2-year board warranty). Includes a hydraulic mandrel extractor, wiper die holder, overhead tie bar and tube stop.
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This 1998 Pines #4 hydraulic tube bender (S/N 114-35-98074) has been through a thorough mechanical rebuild and fitted with a new Sierra digital control. It’s a dependable mandrel bending machine for a buyer who wants proven Pines construction without starting from a worn-out machine.
The machine is set up for left-hand (counterclockwise) bending. It comes equipped with:
- a stand pressure die holder with masterbar
- a hydraulic mandrel extractor
- a wiper die holder assembly
- an overhead tie bar
- a tube stop assembly
Rebuild work completed
- Slides and wear surfaces: Pressure die slide skim-cut. New steel and phenolic slide wear strips, new slide back-up blocks (2″, 3″, 4″ and 5″), and four new brass clamp bar guides.
- Linkage and pins: Bushings replaced in all eight toggle links. New slide, rod end and upper rear pins.
- Adjustments: Bend cushion and chain tension adjusted. New counterweight cable and clamps, and a new tool post.
- Lubrication: Slide lubricator converted from Bijur to Lube USA, with new fittings and lines.
- Hydraulics: New suction filter in the tank and one valve replaced.
- Control: New Sierra digital control in a Hoffman-style stand, with a 2-year board warranty. Includes a new quick disconnect, wire harness, terminal strip, encoder, pulleys, belt and mounting brackets, plus a spare keypad overlay.
- General: The machine was cleaned throughout.
Ultimate Tube Bender Parts Plus has over 40 years of experience with Pines benders and stocks new Pines parts, including clamp bars, wear strips, toggle links and bend die keys. We can also supply bend dies and mandrels for this machine. Call 810.844.0233 or request a quote below.
| Brand | Pines |
| Model | #4 |
| Type | Hydraulic mandrel tube bender |
| Year | 1998 |
| Serial number | 114-35-98074 |
| Rotation | Left-hand (counterclockwise) |
| Control | New Sierra digital control, Hoffman-style stand (2-year board warranty) |
| Pressure die | Stand pressure die holder with masterbar |
| Mandrel | Hydraulic mandrel extractor |
| Included assemblies | Wiper die holder, overhead tie bar, tube stop |
| Lubrication | Lube USA slide lubricator (converted from Bijur) |
| Condition | Used, rebuilt |









