Originally Posted by ExpertTools

Probably not the right tool for a beginner, but there's a great tool to keep an eye out for if you want the best. I found a machinist from Eastern Europe who makes these and lists them on eBay from time to time. You can specify what type of dial indicator you want, (digital or analogue, and the brand). The slide is a special roller bearing assembly. Not cheap though; but a thing of beauty.