Mortorq long series socket bits in 5 sizes, on a socket rail (MTS0-MTS4). 3/8""D socket bits: MTS0, MTS1, MTS2, MTS3, MTS4. Long series, length: 100mm. Sockets manufactured from satin finish chrome vanadium, bits from impact grade S2 steel. Designed to fit special Mortorq (MTS) 4 point fasteners commonly fitted to BMW, GM, Chrysler, Jeep, Fiat etc. Supplied on a socket rail. Manufactured under licence from the Phillips Screw Company.