DescriptionThis is the perfect impact driver or drill and allows you to replace your ratchet with a power tool. 1/4 "hex handle is for all quick replacement and standard drill chucks. The impact socket adapter fits all quick change as well as standard drill chucks, spring loaded ball bearing on head holds sockets securely.Features- Color: Blue for 1/2", red for 3/8" and yellow for 1/4". - Material: Metal. - Size: 3/8", 1/2" and 1/4". - Shank: 1/4" hex (6.35mm). - Three most commonly used square sizes: 3/8", 1/2" and 1/4". - Different color coded rings, make it so easy to recognize and pick the right one. Blue for 1/2", red for 3/8" and yellow for 1/4". - Spring-loaded stainless steel tension ball keeps sockets in place firmly. - 1/4" hex fits all quick-change as well as standard drill chucks. - Made of premium metal material, strong, hard and durable for DIY and professional users.