JINGKELIAN QHQ-A Portable pencil method Determination of Hardness Gauge Paint film Hardness test
SE
6B-6H500/750/1000g
QHQ-A Pencil Hardness Tester that can test Paints Hardness, which is a three-in-one of 1000, 500g, and 750g. Technical characteristics of paint film Hardness test are determined by the pencil Hardness level of the plowed paint film
