1.Dust collector is 65A VU pipe.

2.It assembled.

3.It moves smoothly.

4.Making a 8mm template. Spacing a template from the stopper to 16mm.

5.Adjusting the height of the bit to 5.1 mm.

6.Cutting.

7.Drilling. This hole is the one to attract a works.

8.This is a positioning bar. 8*5mm aluminum.

9.completion. Back view.

10.Front view.

11.Test run.The 1st sheet. Cutting a 1st ditch after pressing on the positioning bar.

12.Insert an ditch in the positioning bar. After that, repeat.

13.The 2st sheet. Separate the first ditch from the bar by 8 mm. I used a 8 mm drill for its purpose.

14.I made jig to change into the drill.

Box-joint of 8mm pitch. I think that this Jig is easy to use very much.