Product Info Catalog Tools Power Drill, Bits & Accessories Quick Change Extenstion, 12-In. Quick Change Extenstion, 12-In. Request a Quote UPC: 24721901125 SKU: 791186 Model Number: 4935705 For use with all speedbor, lock-n-load. 1/4-inch grooved hex shank bits & hundreds of other power tool accessories using 1/4-inch grooved hex shank. Slim diameter chuck & extension passes through 5/8-inch hole.
