CM300 FAQs & Troubleshooting CM300 Not your product? Sort by Updated Date Popularity 4 Results 1. 10/07/2017 About Blade Extension, Cutting Pressure and Mat 2. 07/07/2017 How to Install and Uninstall the Holder 3. 22/10/2015 Replacing the Blade 4. 03/02/2014 Adjusting the Blade Extension More FAQs (English only) General Question FAQs & Troubleshooting