PROTO SPANNER KEY 1-13/16

Special heat-treated alloy steel allows slim shanks for added strength and durability.
Box ends incorporate the Torqueplus system
Ideal for use on stubborn or damaged ones.
It helps extend closure life, and allows the user to more easily turn worn, rounded, or rusty closures.
Corrosion resistant and easy to clean.

Satin finish provides corrosion resistance and a slip resistant grip, 12 point box end allows for fine indexing, helping to improve speed and access. Fits 4, 6 and 12 point fasteners, anti-slip design (ASD) open end, fractional sizes 11/32" And smaller and sizes 1-5/16" And larger do not have the ASD feature, box ends incorporate the TorquePlus system.Exhaustive in our efforts to make the world’s safest tools, Unique in the marketplace, relevant to our customer’s work style, Proto helped build 1934 Fords, the Golden gate bridge and Apollo 961, made in America, making the highest quality tools Comes first, confidence that our tools will help keep them working longer and safer.