Specification Brand : VTSYIQI BulletPoint1 : Test anvil is the excellent instrument for assessing test hammer. BulletPoint2 : Test anvil is made from the best steel and especial tool steel. Contact area between anvil core and anvil body get excellently polished, and the rigidity of anvil core is HRC58~62 BulletPoint3 : Test anvil must be located on horizontal ground, take test hammer operation on it and check the rebound value, qualified concrete test hammer will get a average rebound value of 80±2 on test anvil, qualified mortar test hammer will get a rebound value of 74±2 BulletPoint4 : The test anvil, as a calibration instrument, after each 5000 or 8000 test, the test surface can be polished and then continue using, but the rigidity of core must be HRC58~62, or abolish it BulletPoint5 : Test anvil usually stored in dry dustproof place, protect its rebound surface from collision Color : White ExternallyAssignedProductIdentifier : 7549238624464 ExternallyAssignedProductIdentifier1 : 0670271925243 ExternallyAssignedProductIdentifier2 : 670271925243 IncludedComponents : MAIN HOST ItemName : VTSYIQI Steel Anvil Test Anvil Test Hammer Calibrator Rebound Tester Calibrator For HT-225 HT-225B HT-20 HT20B HT-75 HT-550 HT-450 HT-1000 HT225E HT-225Q HT225W HT225V HT225W+ ItemPackageDimensions_Height : 20 centimeters ItemPackageDimensions_Length : 30 centimeters ItemPackageDimensions_Width : 10 centimeters ItemTypeKeyword : hardness-testing-apparatus Manufacturer : VTSYIQI2025012110287856354VTSYIQI Material : See description ModelName : VTSYIQI2025012110287856354VTSYIQI ModelNumber : VTSYIQI2025012110287856354VTSYIQI PartNumber : VTSYIQI2025012110287856354VTSYIQI ProductDescription : Calibration Test Anvil for Concrete Brick Mortar Test Hammer (HT-225 series) JW-225 1) Test anvil is the excellent instrument for assessing test hammer. 2) Test anvil is made from the best steel and especial tool steel. Contact area between anvil core and anvil body get excellently polished, and the rigidity of anvil core is HRC58~62 3) Test anvil must be located on horizontal ground, take test hammer operation on it and check the rebound value, qualified concrete test hammer will get a average rebound value of 80±2 on test anvil, qualified mortar test hammer will get a rebound value of 74±2. 4) The test anvil, as a calibration instrument, after each 5000 or 8000 test, the test surface can be polished and then continue using, but the rigidity of core must be HRC58~62, or abolish it. 5) Test anvil usually stored in dry dustproof place, protect its rebound surface from collision.