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 and the BlueRock PTM50-C are evenly matched, rated 2.9 and 2.8. The BlueRock PTM50-C costs $340.99 less ($1,559 vs $1,899.99).
Prices were last checked November 9, 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.
BlueRock PTM50-C
#8 in MachinesFull review
A mid-priced 2 in machine with automatic oiling and reverse, for shops that want fewer manual steps without paying RIDGID prices.
Amazon $1,559$1,559
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 | BlueRock PTM50-C |
|---|---|---|
| Overall rating | 2.9/5 | 2.8/5 |
| Value 30% | 34 $950 per inch of pipe ($1,899.99, up to 2 in) | 40 $779.50 per inch of pipe ($1,559, 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 | 100 dies in the box cover the full range, up to 2 in |
| Weight 10% | 78 167 lb | 50 weight not published (neutral score used) |
| Warranty 25% | 0 warranty not published, scored as none | 0 warranty not published, scored as none |
Specifications
| Steel Dragon 7090 Threading Machine | BlueRock PTM50-C | |
|---|---|---|
| Threading | ||
| Pipe range | 1/2 to 2 in | 1/2 to 2 in |
| Dies in the box | Up to 2 in | Up to 2 in |
| Speed | - | 27 rpm |
| Power | Corded | 750 W |
| In the box | ||
| Cutter | Yes | Yes |
| Reamer | Yes | Yes |
| Oil system | - | Yes |
| Build | ||
| Weight | 167 lb | - |