Check the listing for details. Omnigrid 45mm Rotary Cutter Replacement Blades 2051. Condition: New, Made in Vietnam. Listed at 5.00 USD. The Omnigrid 45mm Rotary Cutter Replacement Blades 2051 are high-quality, durable blades made of tungsten-carbon steel. These blades are designed for easy replacement, making them convenient for both left-handed and right-handed users. Whether you are in Vietnam or not, these replacement blades will meet your cutting needs efficiently. Each package includes one blade, ensuring you have a spare on hand for when you need it. Trust the Omnigrid brand for precision and reliability in your cutting projects.