$499.00
Triple square fasteners are a high-torque drive by design, which is exactly why they fail hard. The twelve-point contact that lets a 12-spline bolt carry clamp loads on a cylinder head or a driveline flange also means a worn or over-torqued recess rounds out fast, and once it does, a standard socket has nothing square to bear against. This bundle covers both ends of that problem: the controlled hand-drive work where precision matters, and the high-impact removal where torque matters. The MTS39S 39-Pc Master RPT™ Triple Square Socket Set is the complete hand-drive foundation, and the ITS12S 12-Pc RPT™ Standard Impact Triple Square Driver Set ships free, adding impact-rated capability for the fasteners that will not move by hand.
Both sets share the same patented RPT™ engagement profile, so torque-transfer behavior is consistent whether you are seating an M4 by hand or driving a seized M18 with an impact gun. Nothing in either set is a reduced-specification piece.
