Specification Material: stainless steel blade + ABS handle color is orange Length: 165mm blade Diameter: 45mm Function: Rotary cutting blade Applicable to: leather fabric, vinyl fiber paper Use: round knife Occasion One: Patchwork Craft Sewing Leather Use: Quilting Knife Occasion 2: Sewing Accessories Tools Supplies Project 2: rollschneider 45mm Fits: Fits Olfa Dafa Fiskars Blade Replacement Method: Rotation feature: **Benefits: Includes 45mm premium steel blade for high precision Grind for a long-lasting edge. **Arc Ring Handle Design: Fits your hand naturally and improves control, allowing you to hold the knife while holding the knife Rearrange material. ** Safe to use: With the safety button, the knife can Locks in place and retracts for safe storage. **Multifunctional: can be used to cut multiple layers of fabrics, Such as paper, cloth, leather, plastic, etc. ** Comfortable in hand: comfortable in hand and easy to operate Push down and easy to use. **hint: 1. Please do not use knives on glass or marble. 2. The blade is sharp, please be careful with your fingers when using it. 3. Save after use to extend the life of the tool. 4. Keep knives away from children. **notes: 1. Due to manual measurement, please allow 1-3mm difference, Thanks 2. Due to the difference of different monitors, the picture may not reflect the actual color, please understand s project.