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Shipping weight for this item is 4 ounces
The Chucking Spud allows TightFit« drill bits and other 1/4" hex shank tools to be used conventionally/normally with your standard power drill. There is also the added benefit of reduced tool change times. It is made of mild carbon steel (1144), has a body length of 7/8" and diameter of 5/8" with 1/4" hex internal hole, a shank diameter of 1/4" with a shank length of 1-3/32" and an overall length of 2". It is black oxided to prevent corrosion while enhancing appearance.