HSGM Type R blade - This is the original OEM Type R blade crafted by HSGM GmbH. This is a good general use blade for synthetic fabrics, webbing and ropes up to 17mm diameter. 29mm (1.14 inch) heated surface. Suitable for use with all units. Excellent for cutting straight lines of synthetic fabrics on a glass surface. Sold individually. This blade is also known as the 100R blade. 1/4" thick glass is the HSGM recommended cutting surface for all cutting tables. Glass does not absorb heat like other materials and all the heat from the blade will go into the cutting process.