Delta Tool Part 406-03-031-0001 Delta Sleeve Used in: 31-550 Type 1 FINISHING MACHINE 31-550 Type 2 FINISHING MACHINE 31-550 Type 3 FINISHING MACHINE 31-550 Type 4 FINISHING MACHINE 31-552 Type 1 FINISHING MACHINE 31-710 Type 1 FINISHING MACHINE 31-730 Type 1 USE 31-731 31-731 Type 1 FINISHING MACHINE 31-731A Type 1 FINISHING MACHINE 31-731B Type 1 FINISHING MACHINE 31-731C Type 1 FINISHING MACHINE 31-910 Type 1 FINISHING MACHINE