The Slogging Spanner 65Mm Ring End Crv Is A Heavy-Duty Wrench Designed For Use In Tough, High-Torque Applications. Featuring A 65Mm Ring End, This Spanner Is Typically Used For Loosening Or Tightening Large Fasteners, Often In Mechanical, Industrial, Or Construction Settings. The Crv Refers To Chrome Vanadium Steel, A Durable And Corrosion-Resistant Material Known For Its Strength And Longevity, Making The Spanner Suitable For Demanding Tasks. The Design Allows For The Application Of A Striking Force (Slogging) With A Hammer, Making It Ideal For Stubborn Or Rusted Bolts That Require Extra Leverage To Turn.