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Features
The Wolff-Wilborn Pencil Hardness test offers a higher level of precision for a pencil scratch tester.
High level of precision for a pencil scratch test
Method compliant with ISO, ASTM, DIN and BS standards
Including
Pencil hardness tester
Complete set of 20 pencils from 9B to 9H (5801)
Pencil sharpener
Abrasive 400 grit paper
Manual
Carrying case
