2x2 carpentry jigs

Disclaimer: I am not a carpenter or woodworker. I was making a catio, and decided to abate my poor woodworking skills with my slightly better 3d modeling skills.

The picture shows the 3-way single bolt jig, and the 4-way jig. Not pictured: the later 3-way double bolt jig.

The bolt is stock for this project, used for each of the jigs. The slide is only used for the 3waysinglebolt version.

The 3-way jig is meant to make it easy to drill through the center of a "2x2" piece of wood. The "slide" has hole for a 1/8" drill bit, where you can remove the slide to then put your screw through. Because the jig doesn't go all the way around, it could be used for a "2x4" and then flipping the jig to the other side.

The 3waysinglebolt was my original design, with just the single bolt - it could still be useful, if you don't like where the second bolt is placed on the other 3-way version.

The 3waydoublebolt holds both pieces of wood at a T-intersection.

The 4wayClamp is useful if yo