4in1 Cross-Cut Set Paint Film Test Board Coating Adhesion Tester 1/1.5/2/3MM

4in1 SISI Cross-Cut Tester Set Paint Film Adhesion Test Board Coating Adhesion Tester 1/1.5/2/3MM. Scratch spacing: 1MMx11, 1.5MMx11, 2MMx11, 3MMx7. Scratch length: 20-35MM. Material: stainless steel.

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