JMR TBM-250 Ultra
Highlights
- Premium JMR construction quality • Bronze bushings for smooth operation • Powder-coated finish
✔Pros
- •Premium JMR construction quality
- •Bronze bushings for smooth operation
- •Powder-coated finish
- •5-speed operation for precision
- •Upgradeable to 2.5" with hydraulics
- •Fast shipping and strong support
!Cons
- •Highest price in manual category
- •Dies sold separately with lead times
- •Requires floor mounting for stability
- •Premium features may be overkill for hobby use
Key features
5-speed operationBronze bushingsPowder-coated finishPremium construction
Materials compatibility
Based on manufacturer documentation and test use; not a substitute for checking your exact material spec.
Aluminum
Scoring audit (inputs + math)
This section shows the exact inputs and calculations used to generate the score above.
Scoring inputs (interpreted)
{
"entryPrice": 10001250,
"brand": "JMR Manufacturing",
"powerType": null,
"easeOfUseTier": null,
"maxCapacity": "2",
"bendAngle": null,
"wallThicknessCapacity": null,
"materialsCount": 4,
"yearsInBusiness": null,
"dieShapesCount": 0,
"mandrel": "none"
}Total (breakdown): 11 / 100Total (badge): 11 / 100
Value for Money
Autoscaled mechanics-only value using rawValue=(capabilityPoints/entryPrice). capabilityPoints=7, entryPrice=10001250, rawValue=6.999e-7. Dataset band: P10=3.363e-7, P90=2.460e-6. Values are clamped into [P10,P90] and mapped to 1..20.
4/20
Ease of Use & Setup
Portability: 0/3. Evidence checklist: 0/7. Manual=No, On-machine instructions=No, Angle reference=No, Angle stop=No, Rotation aid=none, Quick die change=No, Mfr YouTube model content=No.
0/10
Max Diameter & CLR Capability
Fixed OD tiers. OD=2 in. CLR is display-only (not scored).
7/10
Bend Angle Capability
Fixed angle tiers. Angle=0 deg.
0/9
Stress Capacity & Materials
No published max wall thickness for 1.75" OD DOM; this category is scored as 0 rather than guessing.
0/10
Die Selection & Shapes
No published/entered die-family coverage for this frame; this category scores 0 rather than guessing.
0/8
Track Record (Years in Business)
No published/entered years-in-business value; this category scores 0 rather than guessing from brand.
0/3
Upgrade Path & Modularity
No published/entered upgrade-path data beyond the base configuration for power, LRA control, or bend-quality tooling; this category scores 0 rather than guessing.
0/8
Mandrel Compatibility
Mandrel tier is explicitly none (or not documented clearly enough to score). This category scores 0.
0/4
True S-Bend Capability
No published/entered S-bend capability data for this frame; this category scores 0 rather than guessing.
0/3
USA Manufacturing (Disclosure-Based)
No disclosed USA manufacturing claims (or only vague/marketing language) in published/entered data; this category scores 0 rather than guessing.
0/5
Origin Transparency
No meaningful origin disclosure in published/entered data (or only vague/marketing language); this category scores 0 rather than guessing.
0/5
Single-Source System
No published/entered proof of a complete single-source system for this frame; this category scores 0 rather than guessing.
0/2
Warranty (Published Terms Only)
No published/entered written warranty terms for this frame (or sold as-is); this category scores 0 rather than guessing. This category is based strictly on published terms; we do not score how well the warranty is honored in practice.
0/3