
OLFA 18mm Rotary Cutter
Score: 88/100
Fiskars Fingertip Craft Knife
Score: 88/100Rankings

The OLFA RTY-4 is the smallest rotary cutter in the brand's lineup, featuring an 18mm blade designed specifically for intricate and detailed cutting tasks. It offers a quick-change blade mechanism and an ergonomic straight handle, making it ideal for precision work in quilting and crafts. It is best suited for quilters and crafters needing precision on small-scale projects.

The Fiskars Fingertip Craft Knife is a precision tool designed for hobbyists and artists, featuring an ergonomic finger-loop handle for pen-like control. Its stainless steel #11 blade is suitable for intricate cuts on paper, foam, and thin plastics, backed by a lifetime warranty. While excellent for detailed work, the blade change mechanism can be tricky for beginners, and the small size may not suit users with larger hands.
| Attribute | ![]() | ![]() |
|---|---|---|
18 mmbest | 6.35 mm | |
— | 1best | |
| ↓ lower better | 9.07 gbest | 11 g |
— | 20 degreesbest | |
140 mm | 177.8 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Blade & Cutting(5) | ||
Blade Type | Rotary | Standard #11 |
Blade Width (mm) | 18 mm | 6.35 mm |
Blade Segments | 1 | |
Blade Angle (degrees) | degrees | 20 degrees |
Compatible Blade Type | RB18 | Standard #11 |
Handle & Ergonomics(3) | ||
Handle Type | Straight | Finger-loop |
Overall Length (mm) | 140 mm | 177.8 mm |
Weight (g) | 9.07 g | 11 g |
Safety & Mechanism(3) | ||
Retractable | true | false |
Locking Mechanism | Twistable Gripper | |
Blade Change Mechanism | Single-Click Quick-Change | Twistable Gripper |
Application & Support(3) | ||
Suitable Materials | Fabric, Paper, Craft Materials | Paper, Cloth, Chipboard, Foam Core, Plastic, Cardstock, Photos, Canvas |
Intended Use | Intricate Cutting | Fingertip Craft Knife |
Included Blades | 1 | |

Products in the top-left offer the best value (high score, low price).

Product testing with quilting, sewing, and craft instructors awarded the OLFA RTY-4 an A+ for intricate cutting tasks such as curved quilting, appliqué, template work, and scrapbooking.
Manufacturer and retailer descriptions emphasize reliability in professional testing, with no user feedback cited.




Professional reviewers and editors praise the Fiskars Fingertip Craft Knife for its ergonomic design, which provides unmatched precision in detailed crafting. The official site and YouTube reviewers highlight the finger-loop for control in cutting paper and thin plastics, noting the no-roll design and blade compatibility. Editors specifically note its suitability for intricate details on lightweight materials, while acknowledging a minor learning curve for blade swaps.
Everyday users commonly praise the precise and comfortable control offered by the finger-loop handle, often comparing it favorably to standard knives for detailed work like paper crafting. Recurring positives include ease of use like a pen, sharpness for edges, and safety features. Common complaints involve initial difficulty changing blades, which requires aligning X-marks precisely, and occasional reports of the tool feeling small for larger hands, though most users adapt quickly.