Cutting Tool Selection: 2 Misconceptions I Had About All Those Drill Sizes

Picking out the right drill can be challenging for novices like myself, especially when you take into account the material, flutes, coatings, point styles, tolerances, length, and other factors. But one of the first hang ups I encounter are the different types of sizes – letter sizes (A-Z), wire gauge (#s), fractional sizes (inches), and metric sizes (mm). My knee jerk reaction is to buy a handful about the size I need, labels aside. What’s with all these different systems anyway? Aren’t they just the same tool called a bunch of different names? Here’s what I learned.

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Another Tormach sighting on Kickstarter: DIWire

Tormach products keep popping up in cool Kickstarter videos!

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