High quality slim style Chrome Vanadium steel spanners. Hardened, tempered & mirror finished for corrosion resistance. 72-Tooth Wall Drive® ratchet ring, giving ultra-smooth ratchet action requiring only 5° rotation to pick up the next tooth. Flexible ring head is ideal for awkward applications. Supplied on deluxe storage rack. Contents: 8, 10, 12, 13, 14, 17, 19mm Model No. AK63827