Bosch CH01 Chuck Adapter Kit, 1/8 in Chuck, 1/4 in Chuck Mount, Keyed

Bosch Chuck Adapter Kit, Chuck Capacity: 1/8 in, Chuck Mount Size: 1/4 in, Keyed/Keyless Chucks: Keyed, Steel, Includes: Chuck
Unit: EA
UPC: 720361000050
Model Number: CH01