

Smooth, safe cutting for every project
The Kai RS-45 Rotary Cutter combines ergonomic comfort with top-tier performance. Whether you’re quilting, crafting, or sewing, this 45mm rotary cutter makes cutting fabric fast, clean, and easy. The soft-grip handle reduces fatigue, while the pressure-sensitive blade automatically engages with use for safe, effortless operation.
Designed for comfort and ease
This rotary cutter is ideal for both right- and left-handed users thanks to its universal design. Changing blades is incredibly simple—no washers, no springs, no hassle. Just twist and go! The built-in safety lock keeps the blade secure when not in use, making it perfect for classrooms, quilting groups, or at-home projects.
- Blade Size: 45mm
- Grip: Soft ergonomic handle with pressure-sensitive blade activation
- Safety: Locking mechanism for secure storage
- Blade Compatibility: Works with most 45mm rotary blades on the market
- Blade Change: Fast and easy, no small parts to lose
Why makers love the Kai RS-45
- Ergonomic grip for reduced hand strain
- Right- or left-handed friendly
- Precise cutting for fabric, paper, felt, and more
- One of the easiest blade change systems available
- Compatible with popular blade brands for flexibility
From cutting quilt pieces to slicing through interfacing, the Kai RS-45 Rotary Cutter is a trusted tool in sewing rooms everywhere. Get smooth, professional cuts without the stress—just press and go!
Available for purchase online | Available Online and In-Store |
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Color | Blue |