Note: Please allow 1 extra day for this item to ship. RPT Triple Square is designed to replace standard tools by preventing the rounding of good fasteners Patented unique bi-directional design enables loosening & tightening of new and damaged Triple Square fasteners RPT delivers up to 50% more GRIP on new fasteners vs standard tools and up to 400% more GRIP on damaged fasteners Stamped and ink filled size markings for greater visibility; S2 Steel bit construction for increased strength and durability Premium coating resists corrosion for enhanced durability Custom case with EVA foam inlay storage Set includes low profile sockets, standard length sockets, and long sockets in sizes M4-M18; also includes Tamper-Proof Sizes: MT14, MT16, MT18 Kit Details Standard Triple Square Bit SocketsSizes: M4, M5, M6, M7, M8, M9, M10, M12, M13, M14, M16, M18Drive Sizes: 1/4", 3/8", 1/2"Low-Profile Triple Square Bit SocketsSizes: M4, M5, M6, M7, M8, M9, M10, M12, M13, M14, M16, M18Drive Sizes: 1/4" & 3/8"Extra-Long 6" Triple Square Bit SocketsSizes: M4, M5, M6, M7, M8, M9, M10, M12, M13, M14, M16, M18Drive Sizes: 1/4", 3/8", 1/2"Length: 6" extended bit socketsTamper-Proof (Security) Triple Square Bit SocketsSizes: MT14, MT16, MT18Drive Sizes: 3/8” & 1/2” Rounding Prevention Technology (RPT™) provides: Up to 50% more grip on intact fasteners and 400% more grip on damaged fasteners, minimizing rounding and extending fastener life. triPrecision-engineered S2 tool steel: Delivers exceptional torsional strength; corrosion-resistant finish protects against rust and wear.Stamped markings: Paint-filled stamped markings making identification easy in any environment.