In the file handle overview, you will find the suitable handle for your file. The file handle is developed according to the scientific ERGO™ process. For chainsaw round files (Type 168). Retail packaging, sold individually. Our file handles are ergonomically designed, adhering to Bahco's ERGO process, to reduce muscle tension and the risk of injury. The hard polypropylene core, coated with thermoplastic elastomer, provides a non-slip grip, and its smooth shape fits perfectly in the hand. For safety reasons, the handle completely covers the handle pin and shoulder, preventing the hand from slipping from the handle onto the file blade.