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Bulldog Xtreme8 8-Cutter 5/8-in x 8-in Carbide Masonry Drill Bit For SDS-plus drill

Ratings & Reviews for Bosch Bulldog Xtreme8 8-Cutter 5/8-in x 8-in Carbide Masonry Drill Bit For SDS-plus drill

4.4
206
Review
 4.4 out of 5
206 Reviews


84% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise this drill bit for cutting through concrete and masonry with remarkable ease and speed, with many describing it as outperforming other bits they've used. Reviewers consistently highlight its durability, noting it remains sharp and intact after multiple holes and outlasts cheaper alternatives. Most customers express high satisfaction with the value and reliability. A small number report occasional issues like tip breakage on first use or slower performance in dense materials, though these cases are rare and do not diminish the strong overall consensus that this is an excellent, long-lasting tool.

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

Not so Great

Would Not Recommend

While the packaging makes this sound like the best masonry drill bit ever, it didn't perform as well as some I already had that are worn. Not worth the price.

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Try it out for yourself

Would Recommend

Bit performed well but effectiveness reduced after 10 drills, which trends against packaging promotion.

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Fit regular drill

Would Recommend

I didn’t know what a SDS drill was but it fit a std 1/2 drill. Thought it took a bit long to drill through the substrate but it worked.

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Most dependable brand of tools

Would Recommend

Bosch tools are what I always look for first because they never let me down!

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Not the best fit in your drill

Would Recommend

Got this to drill through a 4” concrete wall. While it worked just fine, it didn’t fit perfectly in the drill which led to some wobble.

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Works best with hammer drill.great product.

Would Recommend
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Ok I guess

Would Recommend

Can’t really say. Haven’t used them yet.

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Response from BoschTools

We appreciate your rating. We would like to know more about how the HC8CK007 worked for you. For further assistance, you may email us at bosch.tools&...

BoschToolsJune 18, 2025

Best Xtreme8 8-cutter carbide bit

The Xtreme8 8-cutter carbide bit performs significantly better than the 2-cutter carbide version. The 2-cutter bit is more prone to tip breakage and struggles when drilling through hard concrete or stone. In contrast, the 8-cutter carbide bit drills faster and more efficiently through tough materials like concrete and stone.

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Hammer drill tool

Would Recommend

Needed this for the hammer drill and screws for the stone

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Upset with this Bosch bulldog extreme drill bit

Would Not Recommend

Terribly disappointed. My task was to drill a 5/32"hole in cement to fastened down some trim work onto a concrete floor. I ended up using a Hammer drill to accomplish the task. After the first hole was drilled I noticed the second drill hole not going as smoothly. I looked at the bit and notice that it had bent significantly. I ended up using some pliers to straighten it again but the holes were wallowed out regardless. Whoever design these drill bits did not get the tensile strength correct. Wh...

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Response from BoschTools

We appreciate your rating. We would like to know more about how the HC8C2001 worked for you. For further assistance, you may email us at bosch.tools&...

BoschToolsMay 21, 2025