https://www.merriam-webster.com/dictionary/sclerometer
SCLEROMETER Definition & Meaning - Merriam-Webster
The meaning of SCLEROMETER is an instrument for determining the relative hardnesses of materials.
sclerometerdefinitionmeaningmerriamwebster
https://en.lzhuayin.com/home.html
Huayin,sclerometer,Metallographic cut
Laizhou Huayin Test Instrument Co., Ltd. is a professional company that develops and produces hardness testers for metal and non-metal materials.
huayinsclerometermetallographiccut