Daisy
Last Updated: Feb 7, 2026
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| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Carolina Tools | 9.79 | ✅ | ✅ | ✅ |
1/2" Diameter X 12" Long Auger Drill Bit with a 3/8" Hex Shank
Made of Carbon Steel. Solid Center Design for extra rigidity while boring.
Perfect for drilling into soft and hardwood, MDF, Plywood, Lumber, Railroad Ties, Landscape Timber, Invisible Floating Shelf Bracket Installation, tree stump boring, for up to 10” deep hole. Easy to bore into tree stump, lumber, landscape timber and railroad ties.
Self Feeding Coarse screw point desgined for faster drilling. Single-spur cutting edge scribes the circumference of the hole for a smoother finish. A perfect 12 inch drill bit for so many DIY projects.
The cutting flute is milled with hollow centers for faster chip clearance
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Carolina Tools | 9.82 | ✅ | ✅ | ✅ |
3/8" Diameter X 17" Long Auger Drill Bit with a 3/8" Quick Change Imapct Hex Shank
Made of Carbon Steel. Solid Center Design for extra rigidity while boring.
Perfect for drilling into soft and hardwood, MDF, Plywood, Lumber, Railroad Ties, Landscape Timber, Invisible Floating Shelf Bracket Installation, Tree stump boring, Drilling Vigas for building Pergola for up to 10” deep hole. Easy to bore into a tree stump, lumber, landscape timber, vigas, and railroad ties.
Self Feeding Coarse screw point desgined for faster drilling. Single-spur cutting edge scribes the circumference of the hole for a smoother finish
The cutting flute is milled with hollow centers for faster chip clearance. A corded power drill is preferred for the best performance.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Carolina Tools | 9.79 | ✅ | ✅ | ✅ |
1" Diameter X 12" Long Auger Drill Bit with a 3/8" Hex Shank
Made of Carbon Steel. Solid Center Design for extra rigidity while boring.
Perfect for drilling into soft and hardwood, MDF, Plywood, Lumber, Railroad Ties, Landscape Timber, Installing PVC pipes, Tree stump boring, for up to 10” deep hole. Easy to bore into tree stump, lumber, landscape timber, vigas and railroad ties.
Self Feeding Coarse screw point desgined for faster drilling. Single-spur cutting edge scribes the circumference of the hole for a smoother finish.
The cutting flute is milled with hollow centers for faster chip clearance. 100% satisfaction guarantee by our customer service team. SOMADA is a US brand.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Carolina Tools | 9.75 | ✅ | ✅ | ✅ |
7/8" Diameter X 12" Long Auger Drill Bit with a 3/8" Hex Shank
Made of Carbon Steel. Solid Center Design for extra rigidity while boring.
Perfect for drilling into soft and hardwood, MDF, Plywood, Lumber, Railroad Ties, Installing PVC pipes, Landscape Timber, Tree stump boring, Drilling Vigas for building Pergola for up to 10” deep hole. Easy to bore into a tree stump, lumber, landscape timber, vigas, and railroad ties.
Self Feeding Coarse screw point designed for faster drilling. Single-spur cutting edge scribes the circumference of the hole for a smoother finish
The cutting flute is milled with hollow centers for faster chip clearance. 100% satisfaction guarantee by our customer service team. SOMADA is a US brand.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Carolina Tools | 9.81 | ✅ | ✅ | ✅ |
3/4" Diameter X 12" Long Auger Drill Bit with a 3/8" Hex Shank
Made of Carbon Steel. Solid Center Design for extra rigidity while boring.
Perfect for drilling into soft and hardwood, MDF, Plywood, Lumber, Railroad Ties, Landscape Timber, Invisible Floating Shelf Bracket Installation, Tree stump boring, Drilling Vigas for building Pergola for up to 10” deep hole. Easy to bore into a tree stump, lumber, landscape timber, vigas, and railroad ties.
Self Feeding Coarse screw point desgined for faster drilling. Single-spur cutting edge scribes the circumference of the hole for a smoother finish
The cutting flute is milled with hollow centers for faster chip clearance
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Carolina Tools | 9.81 | ✅ | ✅ | ✅ |
5/8" Diameter x 12" Long Auger Drill Bit with a 3/8" Hex Shank
Made of Carbon Steel. Solid Center Design for extra rigidity while boring.
Perfect for drilling into soft and hardwood, MDF, Plywood, Lumber, Railroad Ties, Landscape Timber, Invisible Floating Shelf Bracket Installation, tree stump boring, for up to 10” deep hole. Easy to bore into tree stump, lumber, landscape timber and railroad ties.
Self Feeding Coarse screw point desgined for faster drilling. Single-spur cutting edge scribes the circumference of the hole for a smoother finish. A perfect 12 inch drill bit for so many DIY projects.
The cutting flute is milled with hollow centers for faster chip clearance.
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Somada | 6 |
We've carried out a comprehensive analysis of 2,964 reviews on extra long drill bits, using our selection criteria to identify the best options in the home improvement. Our findings reveal that most customers typically select extra long drill bits priced around $15.66, with top brands including neiko, drill america, comoware, baker and bolt, lldsimex, fulton, max-craft, wesleydrill and dudua and irwin tools
Our team of expert editors reviewed these high-quality items and handpicked the top 6 extra long drill bits for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the home improvement category. These include amazon.com, coneve, awadeals, lldsimex, tg tools, peachtree woodworking supply inc, max-craft, haijier tools and xintang shengrui trading company, tianhe district and carolina tools .
We are dedicated to assisting our users in finding the right bits Products based on their needs, saving them considerable time when choosing which extra long drill bits to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.