File handle developed according to the scientific ERGO™ process.Shaped end on the ERGO™ handle 9-486 has been designed for files of rectangular shape (round, square, three square, etc.).Our file handles are ergonomically designed, following the Bahco ERGO Process, to reduce muscle tension and the risk of injury.The hard polypropylene core, covered with a thermoplastic elastomer, provides a comfortable non-slip grip, and the handle’s smooth contours fit into the hand naturally.As a safety feature, the handle covers the tang and shoulder completely to prevent the hand from slipping off the handle onto the file blade.Pack of 10, loose pieces.Look at the file handle selection guide to find the suitable handle for your file