The FEIN 31204179000 Genuine Handle Half Shell is an original replacement handle casing component for selected FEIN AStx649 and AStxe649 pipe saws, MShe648, MShy649 and MShy664 straight grinders, and MSfv649 compact angle grinders. Forming one half of the machine’s handle assembly, it is suitable for replacing a cracked, worn or damaged original handle shell and provides the correct fit for compatible FEIN machines.