Proto J5116 Torque Adapter 3/8″, Drive 1/2″

Proto J5116 Features

  • Designed for easy torque calculations
  • Adapters measure 2″ from the center of the square drive to the center of the adapter opening
  • Special heat-treated alloy steel helps to increase strength and durability
  • Box end wall thickness is specially engineered to provide strength while still allowing ample room for access to reach difficult fasteners
  • 12 point box end allows for fine indexing, helping to improve speed and access. Fits 4, 6 and 12 point fasteners