![Steampunk fantasy? Nope, just Bertha, the world's largest drill bit, emerging after 4 years under Seattle. - The Washington Post Steampunk fantasy? Nope, just Bertha, the world's largest drill bit, emerging after 4 years under Seattle. - The Washington Post](http://www.washingtonpost.com/news/morning-mix/wp-content/uploads/sites/21/2017/04/featuredimage.jpg)
Steampunk fantasy? Nope, just Bertha, the world's largest drill bit, emerging after 4 years under Seattle. - The Washington Post
MILWAUKEE, 1/2 in Smallest Drill Bit Size, 1/16 in Largest Drill Bit Size, Hex Shank Drill Set - 45KM97|48-89-4632 - Grainger
![Bosch 1/2 in. x 16 in. x 21 in. SDS-MAX Speed-X Carbide Rotary Hammer Drill Bit for Concrete Drilling HC5011 - The Home Depot Bosch 1/2 in. x 16 in. x 21 in. SDS-MAX Speed-X Carbide Rotary Hammer Drill Bit for Concrete Drilling HC5011 - The Home Depot](https://images.thdstatic.com/productImages/5e6d64c8-2034-4496-b1b5-c1e75ff40247/svn/bosch-masonry-drill-bits-hc5011-4f_600.jpg)
Bosch 1/2 in. x 16 in. x 21 in. SDS-MAX Speed-X Carbide Rotary Hammer Drill Bit for Concrete Drilling HC5011 - The Home Depot
![Bosch 1 in. x 16 in. x 21 in. SDS-MAX Speed-X Carbide Rotary Hammer Drill Bit for Concrete Drilling HC5051 - The Home Depot Bosch 1 in. x 16 in. x 21 in. SDS-MAX Speed-X Carbide Rotary Hammer Drill Bit for Concrete Drilling HC5051 - The Home Depot](https://images.thdstatic.com/productImages/09c87d55-7d95-4952-adb1-bc4e543abbff/svn/bosch-masonry-drill-bits-hc5051-64_600.jpg)
Bosch 1 in. x 16 in. x 21 in. SDS-MAX Speed-X Carbide Rotary Hammer Drill Bit for Concrete Drilling HC5051 - The Home Depot
CHICAGO-LATROBE, #39 Drill Bit Size, 1-3/8 in Flute Lg, Jobber Length Drill Bit - 1F881|44309 - Grainger
![The biggest drill bit I own. 1 33/64”. Auction loot. No, it does not fit in my lathe, but I love it anyway. : r/Skookum The biggest drill bit I own. 1 33/64”. Auction loot. No, it does not fit in my lathe, but I love it anyway. : r/Skookum](https://i.redd.it/iojbwktnuak71.jpg)