Specification Brand : NURII BulletPoint : Self-retracting forestry tape in robust metal housing BulletPoint1 : *Hardness block refers to the physical gauge used to check the value of various hardness testers. BulletPoint2 : *The hardness standard block is made of high quality material, which can ensure the reliability and stability of the hardness value. BulletPoint3 : *It can check whether the error of hardness tester when working is within the range specified in international standards. BulletPoint4 : *Made of high quality material, it has a long service life and can save the maintenance cost of test equipment. BulletPoint5 : *The hardness test block is made following international standards, which ensures the comparability and accuracy of the test results. BulletPoint6 : Can write on the blade with pencil and erase with finger BulletPoint7 : Built in pencil sharpener BulletPoint8 : Erasable notepad on case Color : One Color CompatibleMaterial : Glass ExternallyAssignedProductIdentifier : 7399154932491 ExternallyAssignedProductIdentifier1 : 795711000882 ExternallyAssignedProductIdentifier2 : 0795711000882 ExternallyAssignedProductIdentifier3 : 00795711000882 GpsrSafetyAttestation : 1 IncludedComponents : 1 Roll of Tape ItemDisplayDimensions_Height : 1.75 inches ItemDisplayDimensions_Length : 3 inches ItemDisplayDimensions_Width : 3 inches ItemDisplayWeight : 0.32 pounds ItemName : NURII Brinell Hardness Standard Block, 250-350HBW(250-350HBW5 750) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : hardness-testing-blocks LockType : Auto Manufacturer : NURII Material : Fiberglass ModelNumber : NURII NumberOfBoxes : 1 NumberOfItems : 1 PackageLevel : unit PartNumber : NURII ProductDescription : Brinell Hardness Standard Block, 250-350HBW ProductSiteLaunchDate : 2024-09-03T01:45:24.963Z Size : 250-350HBW5 750 StreetDate : 2017-04-26T00:00:01Z Style : Single SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Glass UnitCount : 1 UnspscCode : 41113700 WaterResistanceLevel : not_water_resistant