Jacobs 31248 Drill Chuck:

Keyless Chuck with Hex Bit Adapter, 3/8 in, 1/4 in MountingFeaturesQuick-change chuck attachment converts impact driver into a drillFits all round shank bitsLocks chuck into hex bit socket

Drill Chuck Wrench: 130 Compatible, Use with Keyless Precision Drill Chuck Compatible with Chuck No. 130, For Use with Keyless Precision Drill Chucks

Drill Chuck Wrench: 80 Compatible, Use with Keyless Precision Drill Chuck Compatible with Chuck No. 80, For Use with Keyless Precision Drill Chucks

Drill Chuck Sleeve: 3 Compatible, Use with Plain Bearing Drill Chuck Compatible with Chuck No. 3, For Use with Plain Bearing Drill Chucks

Drill Chuck Wrench: 160 Compatible, Use with Keyless Precision Drill Chuck Compatible with Chuck No. 160, For Use with Keyless Precision Drill Chucks