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1/2-in x 16-in Woodboring Spade bit Drill Bit

Ratings & Reviews for IRWIN 1/2-in x 16-in Woodboring Spade bit Drill Bit

4.6
112
Review
 4.6 out of 5
112 Reviews


91% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise this drill bit for cutting through pressure-treated lumber, railroad ties, and 6x6 posts with remarkable ease and speed. Many describe it as going through dense wood effortlessly, with reviewers noting it outperforms standard bits and maintains sharpness through multiple holes. The extra-long design is repeatedly cited as essential for reaching through thick beams and stacked timbers where shorter bits failed. A few users mention slight flex if not held perfectly straight or dulling on very hard wood, but these minor concerns are far outweighed by strong positive feedback on performance and reliability.

Customer review summary generated by AI, including incentivized reviews.
112 Customer Reviews

Great bit

Would Recommend

I needed a longer bit to drill through both sides of an 8 in box and it worked well; wish they had something between 6" and 16" but those were the choices. You need to be careful since the long bit can easily get on the wrong angle when drilling with just a little tilt with the drill.

July 17, 2018
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Mediocre quality

Would Recommend

This long 1/2" bit was sharp, but very warped, and wobbled a lot. It served my purpose....but I qualify my recommendation...I only recommend it if you don't need any precision in your project.

April 11, 2017
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slow and steady

Would Recommend

Used to install through bolts on a deck ramp support. Drilling through 6" worth of pressure treated wood is slow. I used a regular twist bit which drilled faster but was not long enough, then finished with this bit. There are better long bits, like the auger style but they cost significantly more. For my project, this was the best compromise in cost and utility.

February 6, 2017
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Does the Job

Would Recommend

I needed this to put some bolts through a 10-1/2 inch thick beam. A little longer than I would have liked (necessitating a bit more caution getting started) it drilled quickly-- much faster than the twist style bit I had been using on thinner beams. Be careful not to hit any nails-- there weren't any, but experience has shown that this type of bit is quickly ruined if it encounters steel.

August 28, 2016
Verified Purchaser
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works well

Would Recommend

This bit works quite well drilling thru wood. There is some flex in the shaft because of its length and it's not that thick. Outside of that it has held up well drilling multiple holes thru old 6x6 pieces of lumber that are pretty solid. The price was also pretty good.

September 5, 2015
Verified PurchaserVerified Pro
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Dulls to quickly

Would Not Recommend

Used product to drill pin holes in landscape timbers to hold same in place. Timbers were stacked three high and after nine holes bit was to dull to continue for desired use.

October 1, 2014
Verified PurchaserVerified Pro
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Excellent product

Would Recommend

Went through 10" of pressure treated southern yellow pine quite easily and straight. Good product

July 18, 2014
Verified Purchaser
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great tool

Would Recommend

Needed to drill through two four by six on the started six side. Went through with out a problem even though they were wet pressure treated beams.

May 15, 2014
Verified Purchaser
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