The family business has worked with natural whetstones for over 20 years. Quarried in Västilä, Längelmäki, the stones are used to sharpen knives, axes, scythes and other tools. The range includes bench stones, household stones, axe and scythe stones, and stones for powered tools.
Products are sold through retailers in several countries. Their sharpening properties were tested at Tampere University of Technology in 2007. The website is available in Finnish and English.
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