My 0398-1 Model Overview from Home Depot Appliance Parts

Part #: HD10131518

Manufacturer Part #: 44-66-0850

Part #: HD10117919

Manufacturer Part #: 05-88-1425

$5.95

Part #: HD10125968

Manufacturer Part #: 31-50-1070

Part #: HD10133705

Manufacturer Part #: 45-88-8590

$5.95

Part #: HD10123756

Manufacturer Part #: 23-66-2300

Part #: HD10120486

Manufacturer Part #: 14-30-0727

Part #: HD10120712

Manufacturer Part #: 14-38-0630

Part #: HD10121152

Manufacturer Part #: 14-50-0725

$59.98

Part #: HD10119005

Manufacturer Part #: 06-82-7236

Part #: HD10134026

Manufacturer Part #: 48-66-3350

$7.95

Part #: HD10126639

Manufacturer Part #: 32-65-0050

Part #: HD10129381

Manufacturer Part #: 42-70-0260

0398-1 (SER 778B) Milwaukee Cordless Drill - Overview