project kit -- the kreg rip-cut, the r3 kreg jig, and the kreg shelf pin jig. the tools in the kreg d.i.y. project kit make it possible for anyone to build successfully even first-timers, because the kreg d.i.y. project kit turns ordinary power tools into easy-to-use precision building tools. the kreg d.i.y. project kit starts with the rip-cut. it attaches to almost any circular saw and lets you safely and accurately cut plywood and other sheet materials without having to measure or follow marks as you cut. when you're ready to assemble your pieces, the r3 kreg jig will quickly and easily create strong joints. just drill a pocket hole in one of the pieces. the jig positions it perfectly every time. and then drive in a kreg self-tapping screw. it pulls the pieces together to create a strong joint. and, finally, the kreg shelf pin jig lets you add shelves and customize them with ease. you can make them adjustable so you can position the shelves exactly where you want them. the shelf pin jig lets you add holes for shelf pins easily and accurately. you get perfect