Analysis of information sources in references of the Wikipedia article "Increment borer" in English language version.
Increment borers, also known as Pressler borers or Swedish-increment borers, are available commercially in various lengths from 57 mm (2.25 in.) to 508 mm (20 in.) and in various diameters from 3.8 mm (0.150 in.) to 12 mm (0.472 in.). Increment borers are available through forestry and agricultural supply houses.
