The Proto J5407A 7/16 in Tip, Socket Bit SAE 1/2 in Drive is the perfect tool for your project. With its high-quality alloy steel construction and ball detent, you can rely on this socket bit to get the job done. Featuring a ball detent, this slotted screwdriver bit provides maximum contact between the bit and fastener surfaces. The high-quality alloy steel construction ensures that it will be able to withstand years of use. This slotted socket bit has an overall length of 3 5/32 in., with a tip size of 7/16 in. and drive size of 1/2 in.. The Proto J5407A 7/16″ Socket Bit is designed to provide durability and reliability when working on your projects.