Premier Black Series 4 in 1 Reversible Lock On Ratchet Ring Spanner

Amazon

SEALEY PREMIER - One of a comprehensive range of Premier Hand Tools, suitable for daily professional use. DURABLE - Manufactured from Chrome Vanadium steel, hardened and tempered with a fully polished black chrome finish. LOCK-ON - Features specially machined flutes in the walls of the socket which enable use on up to 85% rounded fasteners. 4-IN-1 - Innovative ring design allows four different sizes on one spanner. SMOOTH RATCHET RING - 72-Tooth ratchet rings require only 5º rotation to pick up the next tooth, ideal for applications where space is limited. SIZE COVERAGE - 10 x 13, 17 x 19mm., Weight: 0.5070632026 Pounds, Manufacturer: Sealey

Zoro Tools

Manufactured from Chrome Vanadium steel, hardened and tempered with a fully polished black chrome finish. Lock-On features specially machined flutes in the walls of the socket which enable use on up to 85% rounded fasteners. Innovative ring design allows four different sizes on one spanner. 72-Tooth ratchet rings require only 5 rotation to pick up the next tooth, ideal for applications where space is limited.