DetailsFits 3/8" (10 mm) or larger electric power drills. Holder accepts 1/4" hex shank chuck drivers and bits. Chuck drivers and bits can be inserted or removed instantly without a key, by retracting the Adaptor sleeve. Tempered steel with black finish.
Weight 0.19 Pounds (Lb) Width 2.75 Inches (In) Height 1.25 Inches (In) Country of Origin USA Length 5.5 Inches (In)