PosiTest PT Pencil Hardness Tester (Basic Kit)
Basic Kit includes: 14-piece graphite pencil set (from 6B to 6H), Custom aluminum pencil sharpener, pack of 400-grit sandpaper, instructions.
Determines the film hardness by pencil test (Wolff-Wilborn) in accordance with ISO 15184 and ASTM D3363. Quickly and easily evaluate the scratch resistance and relative hardness of coatings. 14 quality graphite pencils—6B to 6H hardness values in a protective case. Conforms to ISO 15184, ASTM D3363, JIS K-5600, BS 3900-E19, MIL C 27 227, ECCA-T4-1, SNV 37113, SIS184187, NEN 5350