Z13 type is portable, accurate and durable, equipped with diamond grinding wheel made in Taiwan. Z13 type can be cutter grinding the front cutting edge( front angle) of the drill bit, and the size of the apex angle( top angle), the front cutting edge ( positive rake angle), and the central chisel edge can be adjusted at will, which can replace the central drill with locate more accurately location, more easily chip removal and more easily drilling.
Z32 type compound type drill grinder can grind twist drills in the range of Φ3-Φ32. The Z32 is a left and right double-end grind, and the lefts side is a drill that is grinding in range of Φ3-Φ13 in diameter, and is configured as a collet of the ER20. On the right side is a cobalt head that is in range of Φ14-Φ26 in diameter and is equipped with a clamp for the ER40.