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JingKeLian QHQ Film Pencil Scratch Hardness Tester
JINGKELIAN QHQ film pencil Scratch Hardness Tester is a pencil scratch Hardness Tester that can measure Paints Hardness. The scratch speed of QHQ is about 1mm/s, which conforms to GB/T6739-86 and other standards.
JingKeLian QHQ Film Pencil Scratch Hardness TesterKey Spec.
QHQ Film Pencil Scratch Hardness Tester
Details