A ball screw and linear rail 2 by 2 ft machine for makers and small sign shops who want industrial style rigidity on a bench. Hobbyists cutting mostly wood can spend less.
Amazon $2,899
A good value step up from 3018 class machines for someone who wants a real spindle and an 18 in bed without spending $1,000.
- 18.1 x 18.1 x 3.9 inWork area
- 500 WSpindle
- Lead screwDrive
- YesLinear rails
Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.
- A 500 W spindle in the box cuts hardwood and aluminum without an upgrade
- Linear rails and an 18 in square bed for under $700 direct
- Runs jobs from the touchscreen without a computer
- Limit switches on every axis plus an emergency stop
- Lead screws and a 3,000 mm/min top speed make long jobs slow
- Twotrees publishes conflicting spindle speeds, so check the rpm range before choosing feeds
- A 1 year warranty
The Twotrees TTC450 family
Every Twotrees TTC450 model we rank, smallest first. Ratings compare each against its own size.
| Model | Work area | Rating | Price |
|---|---|---|---|
| Twotrees TTC450 Pro | 18.1 x 18.1 x 3.1 in | 2.8/5 | $499 |
| Twotrees TTC450 Ultra (this one) | 18.1 x 18.1 x 3.9 in | 3.2/5 | $699 |
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
Specifications
| Model number | TTC450 Ultra |
|---|---|
| Work area | |
| Travel (X x Y x Z) | 18.1 x 18.1 x 3.9 in |
| Area | 328 sq in |
| Spindle | |
| Spindle | 500 W spindle, ER11 collet |
| Power | 500 W |
| Top speed | 12,000 rpm |
| Motion and control | |
| Frame | aluminum and stainless steel |
| Linear rails | Yes |
| Drive | Lead screw |
| Limit switches | Yes |
| Controller | GRBL (LKS CNC V1.0 board) |
| Offline controller | Yes |
| Build | |
| Weight | 41.9 lb |
| Warranty | 1 year |
| Released | 2025-06 |
Alternatives in this size
A first CNC for signs and small woodworking projects from a maker with a large accessory range. Add a router to the price.
Onefinity $995A rigid benchtop machine for someone who wants to mill aluminum and hardwood in a 17 in square. Add a router or spindle to the price.
Amazon $1,399Compare
Compare the Twotrees TTC450 Ultra with any other CNC router →
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