Apex Tool Group Jacobs Chuck® Professional Duty Chucks, KK, Threaded 1/2-20

Multi-Craft Drill Chucks, KK, Threaded 1/2-20FeaturesThrough-hardened jawsDurable gripping surfacesFor corded or cordless reversible or non-reversible power drills

Medium Duty Plain Bearing Chucks, K30, Threaded 1/2-20FeaturesFluted sleeve standard on all models except 6200, 6206, 6204, 6208, 31138, which are smooth and groundJaws center-ground for absolute...

Plain Bearing Medium Duty Chuck, 1/2 in, Threaded MountFeaturesJaws center-ground for absolute straightness and alignmentOne-piece sleeve eliminates crack between driving teeth often found in other...

Multi-Craft Drill Chuck, KK, Threaded 3/8-24FeaturesThrough-hardened jawsDurable gripping surfacesFor corded or cordless reversible or non-reversible power drills

FeaturesJaws center-ground for absolute straightness and alignmentOne-piece sleeve eliminates crack between driving teeth often found in other designsThrough-hardened sleeve teeth, plus hardened nose...