Proxxon - 4-jaw-chuck, self-centering for FD 150/E

4-jaw-chuck, self-centering for FD 150/E. Used to clamp cylindrical, square, or octagonal work pieces. High accuracy. Clamping range with reversible jaws from 1 – 20mm (inside) and 20 – 50mm (outside). Ø 50mm.