Alloy Steel Construction: Crafted from high-hardness alloy steel, this replacement blade offers superior wear resistance and durability, ensuring long-lasting performance. Convenient Size: Blade size of 100mm (4 inches) with a central hole diameter of 20mm for easy installation and compatibility with your electric cutting machine. Compatible with BEAMNOVA electric fabric cutting machines, and many other fabric cutting machines, providing precise, smooth cuts for various materials. Versatile Cutting for Various Materials: Ideal for cutting fabrics, leather, paper, and more. Perfect for creating clothes, shoes, hats, ties, umbrellas, and other textile products. Sharp and Reusable: Features a sharp edge for efficient cutting and can be reused multiple times, making it a smart choice for ongoing projects., Manufacturer: Briny River