A Slogging Spanner 24Mm Ring End Crv Is A Heavy-Duty Wrench Designed For High-Impact Use. The 24Mm Refers To The Size Of The Ring End, Which Fits 24Mm Fasteners. Crv Stands For Chrome Vanadium, Indicating The Spanner Is Made From A Strong, Durable Steel Alloy That Resists Wear And Corrosion. The Ring End Allows For A Secure Grip On Bolts Or Nuts, While The Spanner Is Specifically Designed For Use With A Hammer (Slogging) To Apply Extra Force When Tightening Or Loosening Stubborn Fasteners, Often Used In Automotive, Industrial, Or Heavy Machinery Work.