Proto Spline tools are designed to service high tensile strength fasteners used widely on military and commercial aircraft and in heavy machinery applications where vibration is prevalentSpline...

High performance drive configuration allows for quick and easy socket engagementTorquePlus internal design minimizes fastener rounding and helps extend fastener lifeEffective on fasteners that are...

Ideal for use on stubborn or damaged fasteners and also on fasteners made from soft materialsThe TorquePlus configuration employs a radius-corner design, shifting contact area and stress away from...

Ideal for use on stubborn or damaged fasteners and also on fasteners made from soft materialsThe TorquePlus configuration employs a radius-corner design, shifting contact area and stress away from...

Top welded handle-to-head assembly adds extra durability and safety Hot urethane Uni-Cast construction Urethane composition provides shape-retaining faces even after repeated striking on hard...

Pro-grade alloy steel with nickel-chrome finish Pivoting drive head