Quality xzn triple square spline socket bit set - 10 different sizes. Drop forged, heat treated chrome vanadium steel socket with s2 bits. Durable chrome plated square drive socket - oil & corrosion resistant. Comes with 10 pieces of the most popular bits in 14, 38 & 12-inch drive. Custom fit blow-molded plastic storage included with the set. Perfect to use with ratchet handles, torque wrenches, impact wrenches. Xzn bits are specially used on all european vehicles - vw, audis, etc.