VTSYIQI Digital Ultrasonic Hardness Tester Ultrasonic Durometer with with Test Force 9.8N Maximum Test Surface Roughness Ra<3.2μm Test Range HV50~1599 HRC20~68 HB85~650 Scale HV HRC HRA HRB HBW 1kgf Manual Probe

VTSYIQI Ultrasonic Durometer Ultrasonic Hardness Meter Tester Gauge With Test Force 19.6N Maximum Test Surface Roughness Ra<5μm 2kgf Manual Probe HV50~1599 HRC20~68 HB85~650 Accuracy ±4% HV ±4% HB ±1.5HR USB Interface

VTSYIQI Ultrasonic Hardness Tester Gauge Instruments Digital Ultrasonic Hardness Tester with Test Force 9.8N Maximum Test Surface Roughness Ra<3.2μm Scale HV HRC HRA HRB HBW ASTM Standard

VTSYIQI Ultrasonic Hardness Tester Portable Ultrasonic Hardness Meters with Test Force 19.6N Range Scale HV HRC HRA HRB HBW USB Interface for Fixture Thin-Walled Workpiece Tooth Flanks Pipeline Test

VTSYIQI Digital Ultrasonic Hardness Meter Multi Point Calibration Ultrasonic Durometer with 5kgf Manual Probe Maximum Test Surface Roughness Ra<10μm Test force 49N for Groove tooth flanks roots of gears

VTSYIQI Ultrasonic Hardness Gauge Ultrasonic Durometer with Force 49N 5kgf Manual Probe Range HV50~1599 HRC20~68 HB85~650 Accuracy ±4%HV ±4%HB ±1.5HR for Measuring Groove Tooth Flanks Gear Roots

VTSYIQI Ultrasonic Hardness Tester Digital Non-Destructive Testing with Accuracy ±4% HV Force 49N Range HV50~1599 HRC20~68 HB85~650 ±4% HB ±1.5HR for Measuring Groove ASTM Standard

VTSYIQI Digital Ultrasonic Hardness Tester Ultrasonic Durometer with Multi Point Calibration Accuracy ±4% HV Force 49N Range HV50~1599 HRC20~68 HB85~650 ±4% HB ±1.5HR ASTM Standard

VTSYIQI Ultrasonic Hardness Tester Meter Gauge Instruments with 10kgf Manual Probe Maximum Test Surface Roughness Ra<15μm Test Force 98N Small Forgings Foundry Materials Weld Inspection

VTSYIQI Ultrasonic Hardness Meter Ultrasonic Durometer Sclerometer With Force 98N 10kgf Manual Probe Range HV50~1599 HRC20~68 HB85~650 for Small Forgings Foundry Materials Weld Inspection Low Roughness Requirement

VTSYIQI Ultrasonic Hardness Tester Durometer Non-Destructive Hardness Testing with ASTM Standard Force 9.8N Maximum Test Surface Roughness Ra<3.2μm Scale HV HRC HRA HRB HBW for Thin-Walled Workpiece

VTSYIQI Ultrasonic Hardness Tester Meter Gauge Instruments with ±4% HV Accuracy Force 98N Minimum Workpiece 2mm for Small Forgings Foundry Materials ASTM Standard