Drill Chuck Screw
This screw (part number 616478-003) is for drills.Follow appropriate safety practices when installing screw 616478-003.
Price: $2.55 from Sears PartsDirect
This chuck screw (part number 6612003) is for drill/drivers.Chuck screw 6612003 holds the chuck on the spindle shaft.Unplug the drill/driver or remove the battery pack before installing this part. Wear work gloves to protect your hands.
This chuck key (part number 9-2053) is for drills.Chuck key 9-2053 tightens the drill chuck around the bit.Wear work gloves to protect your hands when installing this part.