45 mm deluxe ergonomic rotary cutter. A rolling razor blade that's perfect for all of your sewing and quilting needs. Sharp enough to cut through more than 6 layers of fabric, making quick work of your strip, block, and pattern cutting. Comfortable ergonomic handle reduces hand and wrist fatigue, and dual-action safety lock allows the blade to lock open for comfort and closed for safety. For right- and left-handers.

Blade RB45 is made of high quality tungsten carbide tool steel for unparalleled sharpness and superior edge retention. Fits also pinking PIB45 and wave WAB45 blades. Always use OLFA cutting mats - they provide maximum cutting efficiency, extend the life of the blade by maintaining a sharp cutting edge and prevent damage to work surfaces.