OLFA 45mm (1 3/4 in) RTY-2/C Quick-Change Rotary Cutter (aqua) review
the easiest blade change

8.3/10 provisional Provisional
A one-click blade release, a split guard for switching hands, and a tungsten carbide tool-steel blade. Researched from retailer and maker listings; we have not tested it, and the score is provisional.
Pick it if
you change blades often or swap hands.
Skip it if
you want the cheapest cutter.
What owners and reviewers like
- One-click blade change
- Split guard for left and right hands
- Tungsten carbide tool-steel blade
What to watch for
Key specs
| Blade | 45mm (1 3/4 in) tungsten carbide tool steel |
|---|---|
| Hands | Left and right |
How the score breaks down
| Core performance on paper | 2.6 / 3 |
|---|---|
| Ease for beginners | 1.8 / 2 |
| Value | 1.6 / 2 |
| Reliability reports | 1.3 / 1.5 |
| Local support and warranty | 1.0 / 1.5 |
Weights from how we score. Scores are provisional and based on cited sources, not a test.
Price and where to buy
$21.99 maker's list price before sales tax (OLFA (US maker store), checked Nov 1, 2026)