The Teng Multi Ratchet Ring Spanner Set contains 3 professional quality multidrive ratchet ring spanners with two sizes at each end, covering 12 sizes from 8 to 19mm. Supplied in a handy storage wallet.
Spanner sizes:
8x9mm + 10x11mm
12x13mm + 14x15mm
16x17mm + 18x19mm.