KH210/Leeb/Portable/Metal Hardness Tester Motor Speed Controllers ● Submit to < Technical

● Submit to < Technical Specification of Inspecting Concrete Compressive Strength by Rebound Method > (JGJ/T23-2011)

Real time clock with calendar

FR2020B Large-diameter three-phase digital phase voltmeter

CO Response Time:within 60 seconds

During measurement

KH210/Leeb/Portable/Metal Hardness Tester Motor Speed Controllers ● Submit to < TechnicalBrand: Graigar Color: Black Product Description Measuring range (170 960)HLD,(19 651)HB,(13 100)HRB,(17 68. 5)HRC,(59 85)HRA,(80 976)HV,(30~110)HS Measuring directionAny (360) Applicable materialsSteel and cast steel, alloy tool steel, stainless steel, gray cast iron, ductile cast iron, aluminum casting alloy, copper zinc alloy (brass), copper tin alloy (bronze), pure copper, forged steel Basic error and indication repeatabilityDType impact device