"They're drill bits for a hand cranked tool called a brace. I use them b/c you don't blow out wood on the backside."
·"I'm a contractor and I'll pull out my bits and brace when I have to drill holes but need some quiet."
·"I use them regularly around the farm to bore holes in wood with a brace. I believe they are more efficient than regular twist drills."
·"Wow, that is a nice set! They are great for fine woodworking, i would recommend buying a brace."
·"Like everyone said - they’re made to go in a brace (hand drill), they make the cleanest holes in existence when they’re sharp."
·"Auger bits for drilling holes in timber."
·"Auger bits. For drilling large holes in wood. Save them, they’re pretty expensive!"
·"Google Masonry/Widia-tipped bits, that's what you are looking for."
·"They are called auger bits and they are used for a verity of different things in wood working."