Sealey 16 piece metric flexible head ratchet combination spanner set sealey premier ak6382 chrome vanadium steel combination spanners with 72 tooth walldrive 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 available as seven or sixteen piece sets ak6382 features in addition one bit holder and three square drive adaptors sealey ak6382 flexible head ratchet combination spanner set 16