Be confident in your purchase, we are a certified MADI Dealer. How cool is that?? Features: Multiple functions in 1 compact size. Impact-rated flip-style socket for quick change between sizes Two hex nut sizes in one socket: 3/4? for transformers, clamps, and other 3/4? hardware 9/16? for copper lugs, grounds, and other 9/16? hardware Includes 1/2? female to 3/8? male drive adapter (SS-FAD) Also compatible with other 3/8? drive adapters Madi Advantages: Slot on both sides tightens and loosens multiple items: Grounding clamps Hot line clamps Stirrups Underground feed through bushings Temporary arm insulators The Madi SS-4 slotted socket is a versatile lineman tool designed to handle multiple fastening tasks with efficiency and durability. It features a flip-style design, allowing users to quickly switch between two essential hex nut sizes?3/4? for transformers, clamps, and other hardware, and 9/16? for copper lugs, grounds, and similar applications. Built for tough conditions, it provides the strength and reliability required for electrical and utility work. The Madi SS-4 impact socket includes a 1/2? female to 3/8? male drive adapter (SS-FAD) and is also compatible with other 3/8? drive adapters, making it an ideal addition to any tool kit. The slotted design on both sides enhances its functionality, making it effective for tightening and loosening grounding clamps, hot line clamps, stirrups, underground feed-through bushings, and temporary arm insulators. By combining multiple functions in a compact form, this lineman socket eliminates the need for additional tools, improving efficiency on the job. Whether used in overhead or underground applications, the Madi SS-4 slotted socket is built to perform.