Japan's Mitsubishi test pencil is a pencil for testing the hardness of paint film, the appearance is red, each size is packed in plastic box, pencil hardness grade (6B, 5B, 4B, 3B, 2B, B, HB, F, H, 2H, 3H, 4H, 5H, 6H, 7H, 8H, 9H, a total of 17) from soft to hard, according to the Wolff-Wilborn hardness specification, is a soft to hard sequence test, the branch will leave a scratch pencil, as the final "Wolff-wilborn pencil hardness", Mitsubishi hardness test pencil is the test pencil of the industry pencil hardness test can be selected] 100% made in japan.

Meet the requirements of GB/T 6739-96.

Packing: One dozen (12) per small box, buy a small box with an eraser and a pencil case

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