BOSCH AEG RYOBI HILTI PANASONIC HITACHI MILWAUKEE 1/4" Keyless Drill Bit Chuck
1 X KEYLESS CHUCK WITH ADAPTOR 0.5 - 6mm. Keyless chuck finger tightens for easy bit changes. Keyless chuck finger-tightens for easy bit changes. The shank of the chuck is 1/4" standard hexagonal drive.