Features:

1.The first and second pincers are the newly designed quick replacement structures, quickly changing the pincers without using any tools.

2. The middle pincer has the function that after clamping vamps it can release and re-clamp its manually.

3. The new design of wiper heel drafting destination is set, quickly adjusted without any tools.

4. The adjustment and controlling for the pressure and speed of each mechanism are configured externally, and with gauge display, enabling the operation and adjustment more convenient.

5. The centralized control of selection and function switches make the operation more convenient.