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.
California residents: see Proposition 65 Warning
Weight 0.19 Pounds (Lb) Width 2.75 Inches (In) Height 1.25 Inches (In) Country of Origin USA Length 5.5 Inches (In) Brand Malco Includes Case No Application HVAC Color Black Composition Metal For Use With Installs into chuck of a standard 3/8" power drill. Overall Length 1 3/4" Size 1/4" Type Drill Bits Warranty Offered Yes Shank Size 3/8" Diameter 3/8" Hex (Inches) 1/4" Package Quantity 4 SAE or Metric SAE