The Proto B943337 Nut Setter Set features a 1/4" hex shank design for quick and secure bit-holder compatibility, making it easy to drive nuts and bolts efficiently in assembly and maintenance applications. Built to Proto's professional-grade standards, this set delivers reliable torque transfer and durability for industrial and MRO use.
This convenient 3-piece set provides a selection of nut setter sizes to handle a variety of fastening tasks, reducing the need for multiple tools and keeping your workflow moving. Ideal for construction, manufacturing, and general repair work where consistent, accurate nut driving is essential.