How to Know When Your Cutter Knife Needs Sharpening Sharp knives result in better cuts. Frequent sharpening helps your cutter knives perform at their best. As a rule of thumb, your cutter knife needs to be sharpened around every 2,000 to 5,000 cuts. Here are a few telltale signs that it’s time to sharpen your … Continue reading How to Know When Your Cutter Knife Needs Sharpening