Steel Dragon 7090 Threading Machine
#7 in MachinesFull review
A RIDGID-compatible 2 in machine at a third of the price, for crews that want the same dies without the RIDGID badge. Check the warranty with the seller first.
Amazon $1,899.99$1,899.99
The Steel Dragon 7090 Threading Machine is the better pipe threading machine overall, rated 2.9 to 2.5. The Steel Dragon 7090 Threading Machine leads on value. The Steel Dragon 7090 Threading Machine costs $1,399.96 less ($1,899.99 vs $3,299.95).
Prices were last checked November 4, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
Rothenberger Supertronic 2SE
#12 in MachinesFull review
A compact German-built 2 in machine for shops that want to move it by hand. Confirm what is in the kit and add the stand.
Amazon $3,299.95$3,299.95
Which should you buy?
- Choose the Steel Dragon 7090 Threading Machine for value ($950 per inch of pipe ($1,899.99, up to 2 in) vs $1,649.97 per inch of pipe ($3,299.95, up to 2 in)).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every machines pipe threading machine; a clear win is highlighted. How we rank explains each one.
| Factor weight | Steel Dragon 7090 Threading Machine | Rothenberger Supertronic 2SE |
|---|---|---|
| Overall rating | 2.9/5 | 2.5/5 |
| Value 30% | 34 $950 per inch of pipe ($1,899.99, up to 2 in) | 18 $1,649.97 per inch of pipe ($3,299.95, up to 2 in) |
| Capacity 20% | 33 threads pipe up to 2 in | 33 threads pipe up to 2 in |
| Dies 15% | 100 dies in the box cover the full range, up to 2 in | 50 dies in the box not stated (neutral score used) |
| Weight 10% | 78 167 lb | 84 149 lb |
| Warranty 25% | 0 warranty not published, scored as none | 0 warranty not published, scored as none |
Specifications
| Steel Dragon 7090 Threading Machine | Rothenberger Supertronic 2SE | |
|---|---|---|
| Threading | ||
| Pipe range | 1/2 to 2 in | 1/2 to 2 in |
| Dies in the box | Up to 2 in | - |
| Speed | - | 38 rpm |
| Power | Corded | 1,150 W |
| In the box | ||
| Cutter | Yes | - |
| Reamer | Yes | - |
| Stand or support arm | - | No |
| Build | ||
| Weight | 167 lb | 149 lb |