Spyderco Sage 5 CPM REX121 - 18 dps - Birch test

Spyderco Sage 5 CPM REX 121. Подробности: https://forum.guns.ru/forummessage/5/2960671-m69311607.html The sharpening angle is 18 dps. On an electronic scale, the weight of cutting the thread is measured at 2 points located at a distance of 2 and 3 cm from the heel of the blade. A dry birch tree is being planed.