From the Manufacturer Your new INCRA Build-It System Starter Kit provides all of the Build-It System components you’ll need to produce any of the 5 different beneficial jigs shown here, plus many more! This highly versatile collection of Jig and Fixture "building blocks", along with the included plans, will change the way you approach these and many other jig designs, making it possible to produce in minutes what used to take hours or even days.