1.The material of the arm is flat bar width 16mm thickness 4.5mm length 1000mm.SS400.

2.Decomposes the original clamps.

3.Extending the hole of the jaw on the handle side to 16 mm with a file.

4.Sanding of the tip of flat bar. and, Inserting the tip in the hole of the jaw on the fixation side.

5.Drilling 5mm.

6.Taping M6.

7.Fixes with the bolt of M6.

8.The stopper of the handle side is a 5mm copper rivet.

9.Making a splint.This is a handle side.

10.Paste up.

Completion!!