Extra Long Drill Bits For Deep Holes
Extra long drill bits for deep holes is article about Buying Advice bookmarked by terry with ID 1666463602 was uploaded on 18-03-2019 and has been viewed 389,688 times.
Long drill bits reach where 'regular' drill bits just can't.Aircraft drill bits are long drill bits originally designed for use in the aircraft industry where they often need to drill holes reaching through deep cavities, and then through thin materials.
I find them invaluable in my shop for drilling holes in tight spaces, and drilling holes through long or wide pieces of wood.Now aside from those somewhat obvious uses, I'll show you two other uses, and then give you some buying advice.
My set.I own ten 6″ long aircraft bits ranging from 1/16″ to 1/4″ diameter.I bought mine individually over many years.I'm missing a few of the 64thinch increment bits, but that's no big deal.If I were buying them today, I'd just start with a 13-piece set ranging up to 1/4″ diameter.
You can buy larger diameter aircraft bits, up to 1/2″ diameter, but my experience in the shop is you don't need any long bits larger than 1/4″ diameter, other than maybe one long 3/8″ diameter bit.
I own a few other long drill bits, but they only get used for house repairs.Drill pilots holes.Here's a great example of using an aircraft drill bit....