Apex Tool 14445 Jacobs 34-33 CHUCK & K3 KEY

34-33 Plain Bearing Heavy Duty 1/2" Chuck. Jaws Center-Ground for Absolute Straightness and Alignment. One-Piece Sleeve Eliminates Crack Between Driving Teeth Often Found in Other Designs. Through-Hardened Sleeve Teeth, Plus Hardened Nose and Keyholes Provide Outstanding Wear Resistance. Each Chuck 100% Inspected for Performance and Precision. T.I.R. .004€ Maximum at Half Capacity..