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Bulldog Tough 4-Cutter 5/16-in x 6-in Alloy steel Masonry Drill Bit For SDS-plus drill

Ratings & Reviews for Bosch Bulldog Tough 4-Cutter 5/16-in x 6-in Alloy steel Masonry Drill Bit For SDS-plus drill

4.5
807
Review
 4.5 out of 5
812 Reviews


88% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise this drill bit for exceptional performance in concrete and masonry, with most highlighting how effortlessly it cuts through tough materials like old concrete and cinder block. Many report drilling 20 or more holes without degradation, and reviewers consistently note the bit remains sharp and effective under heavy use. The 4-cutter design is recognized for enhanced durability and cutting efficiency. Most customers consider it a top-tier performer that delivers reliable, long-lasting results. A few users reported premature dulling after just a couple of holes, and some note it won't cut through rebar, though these represent isolated cases significantly outweighed by positive feedback.

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

Good bit

Would Recommend

Good bit

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n/a

Would Recommend

perfect

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Worked awesome. Would buy again.

Would Recommend

Excellent Bit

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High quality, should last a long time

Would Recommend

Excellent quality, worked exactly as intended

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Clean dust as you go

Would Recommend

Works well

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It’s worth the money

Would Recommend

This product worked very very good

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Worth the money

Would Recommend

Great drill bit keeps on giving

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Would recommend.

Would Recommend

Fantastic job.

April 21, 2026
From Verified Purchaser
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Use the right tool.

Would Recommend

Worked perfectly for my project.

April 18, 2026
Verified Purchaser
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It will save you lots of time and holds up well.

Would Recommend

This in a hammer drill allowed me to drill 18 holes in concrete in less tha 10 minutes.

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Works

Would Recommend

Made quick work of drilling the slab.

April 16, 2026
From Verified Purchaser
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Rebar cutter

Would Not Recommend

It’s a great bit to get through rebar in concrete

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Really worked great.

Would Recommend

I had tried the 2 cutter type concrete drill bits so i wanted to see if a 4-cutter was a quicker drilling bit. What i found is the 4-cutter is a quicker cutting bit and even at a small increase in price over a 2 cutter bit it's my opinion worth the extra cost. Give it a test and see for yourself.

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Gets the job done

Would Recommend

I needed to secure my pergola to my cement slab and this worked perfectly with the bolts I purchased to secure my pergola. This drill bit is extremely durable in cement. Definitely exceeded my expectations. I had to drill 8 holes in my cement slab to secure my pergola. With the help of this drill bit, my patio looks great.

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