Specification Brand : Truper BulletPoint1 : 【PREMIUM MATERIAL】6 Teeth steel razors trimmer head material is high hardness 65 manganese steel (65Mn), with 6 blades which are sharper than normal alloy trimmer blades, durable and wear-resistant, has a long life cycle. The perfect replacement accessory for your trimmer. BulletPoint2 : 【FLEXIBLE DESIGN】The 6 blades will be automatically rebounded when encounter hard objects such as stones, rock or metal piece, so it’s very perfect for cutting and pruning thick grass, tall grass, thick weed, thick branches... of your lawn, garden, farm or patio. BulletPoint3 : 【360 DEGREE CUTTING】Double sides of 6 steel razors trimmer head can be cut in 360 degree, more efficient for your different cutting works in busy seasons. Please wear sturdy high shoes with height over your knee, wear glasses and gloves for better protection of your safety. BulletPoint4 : 【EASY TO INSTALL】The 6 Teeth steel razors trimmer head is easy to install in few minutes with 1 pack of universal adapters, it fits firmly with universal adapters and there be very little vibration. BulletPoint5 : 【What You Will Get】2 x Cokacot 6 Teeth steel razors trimmer head(hole diameter 1inch/25.4mm- fits most gas or electric straight shaft trimmers), 1 x thrust guard washer (6 teeth), 1 x thrust washer(0.4inch), 1 x rider plate(hole diameter 0.4inch), 1 x collar nut(hole diameter 0.3inch) and 1 x L wrench(Length 4.33inch). Cokacot customer service is happy to help you any time. BulletPoint6 : The product is made of high-quality plastic materials, economical, durable and long service life CircuitType : 1-way Color : 6 Teeth CompatibleWithVehicleType : Echo ES-250, Echo PB-250, PB-250LN power blower, Echo GT251, GT251E, SRM251, SRM251E trimmer/brushcutter ConnectivityProtocol : X-10 ConnectorType : 2 Pin Screw Terminal ControlMethod : touch CoreMaterial : Nickel ExternallyAssignedProductIdentifier : 7501206613580 ExternallyAssignedProductIdentifier1 : 0743811729523 ExternallyAssignedProductIdentifier2 : 743811729523 FuelType : Gasoline InternationalProtectionRating : IP00 ItemName : TRUPER HTR3-105 Cross Section String Trimmers Lines 7/64" (2.7mm) 245Yd ItemPackageDimensions_Height : 14.986 centimeters ItemPackageDimensions_Length : 14.986 centimeters ItemPackageDimensions_Width : 14.732 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : string-trimmer-replacement-parts Manufacturer : Truper Material : 65Mn steel ModelName : 308682055 ModelNumber : HTR3-105 MountingType : Panel Mount NumberOfBoxes : 1 NumberOfItems : 1 NumberOfPositions : 1 OemEquivalentPartNumber : PB250LN OperationMode : Manual PartNumber : HTR3-105 ProductDescription : Querschnitt Rasentrimmer Lines 7/162,6 cm (2.7 mm) 245yd ProductGrade : Replacement Part ProductSiteLaunchDate : 2015-12-08T17:27:22.476Z SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SwitchType : Push Button TerminalType : Screw UnitCount : 1 UnspscCode : 27112700