Zund Z51 rotary knife, decagonal blade, 3910336 – replacement

The Zund Z51 Ten-Sided Rotary Knife 3910336 (replacement) is a precision carbide blade, fully compatible with Zünd, Humantec, and Lectra MFC plotters. Its 28mm diameter, 36° angle, and 0.63mm thickness allow for cutting depths of up to 5.7mm. The knife is ideal for processing aramid, glass, carbon fibers, felt, and technical fabrics, ensuring smooth, consistent edges and long life in heavy use.