Specification Brand : SaferCCTV BulletPoint1 : 1.This dual-purpose ratchet wrench is made of high-quality chrome-vanadium steel.The heat-treated chrome-vanadium steel has high hardness,high torque,good toughness,strong durability,not easy to rust,and long service life. BulletPoint2 : 2.The length of the 21mm wrench is 275mm/11 inch,the open end size is 21mm/0.83-inch,box end size is 21mm/0.83-inch.And weight is about 320g.22mm wrench is 275mm/11 inch,the open end size is 22mm/0.87-inch,box end size is 22mm/0.87-inch.And weight is about 320g.24mm wrench is 301mm/12inch,the open end size is 24mm/0.94-inch,box end size is 24mm/0.94-inch.And weight is about 1000g. BulletPoint3 : 3.Each wrench has been professionally measured,with accurate dimensions,and is very widely used.It can be used in hand-made,car repair,home maintenance and most routine maintenance. BulletPoint4 : 4.This is a professional industrial-grade ratchet wrench for installation and disassembly.It only needs 5 degrees to turn once.It can be operated by one hand.It is easy and fast. BulletPoint5 : 5.The open end is smooth and flat,not easy to wear,and durable.The model identification is printed on the wrench,which is convenient for you to find.We provide 24-hour online service,if you have any questions,you can contact us at any time. Color : Silver ExternallyAssignedProductIdentifier : 4953488268447 ExternallyAssignedProductIdentifier1 : 4042146651797 ExternallyAssignedProductIdentifier2 : 04042146651797 FinishType : Powder Coated IncludedComponents : 6 keys ItemDisplayWeight : 1 kilograms ItemLength : 301 millimeters ItemName : SaferCCTV Wrench Metric 21mm 22mm 24mm Ratcheting Wrench Set,Reversible Ratcheting Combination Wrench,Open Ended Ratchet ItemPackageDimensions_Height : 29.3116 centimeters ItemPackageDimensions_Length : 4.699 centimeters ItemPackageDimensions_Width : 27.7114 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : combination-wrenches Manufacturer : SaferCCTV Material : Chrome Vanadium Steel MeasurementSystem : Metric MeasurementSystem1 : metric MeasurementSystem2 : inch ModelName : BGS 30721 | C-Type Double Ring Spanner, 12-point | 8 x 10 mm ModelNumber : 517.0897 NumberOfItems : 1 OperationMode : Mechanical PackageLevel : unit PartNumber : Taks0148-1 ProductDescription : Specification: Color:silver 21mm: Length:275mm/11 inch Open End Size:21mm/0.83-inch Box End Size:21mm/0.83-inch Weight:320g 22mm: Length:275mm/11 inch Open End Size:21mm/0.83-inch Box End Size:21mm/0.83-inch Weight:320g 24mm: Length:301mm/12inch Open End Size:24mm/0.94-inch Box End Size:24mm/0.94-inch Weight:1000g Material:Chrome Vanadium Steel