... .5CM/CTN QTY/CTN 1PCSG.W/N.W 19/18kg3. Advantages: Strong, power, simple operative method ... Clamping Board Stable and firm, simple, supporting machine, balance the torque when positive and negative rotations ... full forging and hardening procedures, make the machine produce screw thread clean and it can ... provide a strong safe power guarantee for the machine precision, firm, no-maintenance gear, make the ...