Zehntner ZSH2090 Pencil Hardness Tester
Quality Swiss Made Pencil Hardness tester according to Wolff-Wilborn method. Delivered complete with 17 pencils in special holder, sharpener, emery paper and carry case.
Pencil hardness is used in a variety of industries as a rapid and reliable test for surface hardness and resistance to marking.
The set includes the weighted steel carriage, a set of 17 pencils of progressive hardness (6B to 9H) in a special holder to aid rapid selection, a sharpener, emery paper (no. 400), 1 certificate of manufacture and a carry case.
Certificate of calibration available.
2 Year Warranty.