My 31-120 Model Overview from Home Depot Appliance Parts

Part #: HD10106175

Manufacturer Part #: 1320102

Part #: HD10106818

Manufacturer Part #: 488886-00

Part #: HD10106804

Manufacturer Part #: 488771-00

Part #: HD10325609

Manufacturer Part #: 489105-00

Part #: HD10316706

Manufacturer Part #: 1340243

Genuine Delta replacement part. This allen screw is sold individually.

Part #: HD10325695

Manufacturer Part #: 491922-00

Part #: HD18981415

Manufacturer Part #: 488808-00

Part #: HD10325565

Manufacturer Part #: 488822-00

Part #: HD10315773

Manufacturer Part #: 1246090

Part #: HD10315740

Manufacturer Part #: 1246045

Part #: HD10315814

Manufacturer Part #: 1246140

Part #: HD10323047

Manufacturer Part #: 422291010002

31-120 (Type 1) Delta Sander Polisher - Overview