SKU: 20689537806

Bosch SDS Plus Bulldog Hex Drive Rotary Hammer Drill Bits Concrete Masonry Screw Anchoring 4 Flute Tungsten Carbide Tip Power Tool Accessory

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Description

Bosch SDS Plus Bulldog Hex Drive Rotary Hammer Drill Bits Concrete Masonry Screw Anchoring 4 Flute Tungsten Carbide Tip Power Tool AccessoryEngineered for Speed: Rapid Concrete Screw Anchoring with Jobsite Proven Carbide Power Accelerate your masonry fastening applications with the Bosch SDS plus Bulldog Hex Drive Rotary Hammer Drill Bits. Explicitly engineered for electrical contractors, commercial renovators, and heavy duty builders, these industrial tier power tool accessories streamline the installation of masonry anchoring screws. Featuring a built in 1 4 inch hex shoulder designed

Engineered for Speed: Rapid Concrete Screw Anchoring with Jobsite-Proven Carbide Power

Accelerate your masonry fastening applications with the Bosch SDS-plus Bulldog Hex Drive Rotary Hammer Drill Bits. Explicitly engineered for electrical contractors, commercial renovators, and heavy-duty builders, these industrial-tier power tool accessories streamline the installation of masonry anchoring screws. Featuring a built-in 1/4-inch hex shoulder designed to fit directly into concrete screw driver sleeves, these bits allow you to seamlessly drill your hole and drive the fastener without needing clumsy tool conversions or multiple drill bodies. Optimized for heavy-duty corded or cordless SDS-plus rotary hammers, they deliver a massive 15% boost in drilling speed over standard multi-use bits, keeping high-volume construction schedules moving forward.

Forged from premium industrial alloy steel and tipped with legendary Bosch-manufactured tungsten carbide, these masonry drill bits are structurally reinforced to survive relentless hits against aggregate and steel rebar. The centric conical tip acts as an unwavering guide, delivering pinpoint accuracy for screw anchor layouts while preventing bit walking on smooth concrete slabs. Complemented by an advanced 4-flute evacuation geometry, these bits pull dust and masonry debris away from the cutting path at an accelerated rate, dramatically lowering operational heat levels and extending total tool life under punishing jobsite loads.

Key Features

  • Integrated 1/4-inch hex shoulder interface aligns perfectly with common screw-anchoring sleeves and sleeve drive tools.
  • Bosch-made tungsten carbide tip ensures supreme wear resistance and longer life when drilling in rebar-reinforced concrete.
  • Advanced 4-flute dust extraction geometry aggressively pulls debris from the hole for cooler, faster operation.
  • Centric conical centering tip delivers dead-on precision for anchoring holes and prevents bit wandering.
  • Jobsite-proven design performs up to 15% faster than conventional masonry bits for ultimate field efficiency.
  • Heavy-duty brazing process reinforces the cutting head structure to safely manage high torque and impacts.

What's Included

  • (1) Bosch SDS-plus Bulldog Hex Drive Rotary Hammer Bit

Specifications

Property Specification
Brand Name Bosch
Sub-Brand / Product Line Bulldog™ Hex Drive
Shank Style SDS-plus®
Drive Shoulder Interface 1/4 in Hex Shoulder
Tip Material Bosch Tungsten Carbide Tipped
Flute Geometry Standard 4-Flute Dust Removal
Material Application Concrete, Masonry, Brick, Block
Overall Length 6.5 in
Reusable Flute Length 3.5 in
Product Condition New
Warranty Type Lifetime Against Manufacturer Defects

Pro-Tip: When installing concrete anchor screws in high-volume applications, ensure your anchoring sleeve tools are cleanly wiped of excess stone grit before locking onto the 1/4-inch hex drive shoulder. This prevents localized binding and guarantees a smooth, tool-free release when shifting from high-impact drilling mode to your structural anchoring layout.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 20689537806

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4.4 ★★★★★
Based on 28 reviews
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steven f
Charlottesville, US
★★★★★ 1
Initially defective poor quality
This item was initially defective and I needed one so I ordered another thinking it was a fluke. Both devices would not turn on. The second one briefly turned on for about 30 seconds and died. The major inconveniences that I can't return it in the normal way. I have to bring it to UPS and there isn't one near my house. I am very disappointed with this item and also with the return policy
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Reviewed in the United States on June 8, 2026
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Verified Purchase
JudeBlack
Houston, US
★★★★★ 5
Came in skeptical, but it's GREAT!
I read all the bad reviews I could on this thing and considered it an acceptable risk considering the price. Assembly was easy and the instructions were fair. Not amazing, but once you handle the edger, the gist is clear. I was skeptical overall that the horsepower and plastic guard weren't going to be enough. I ran it for nearly 45min stopping every 5 or so to check the blade and guard. It stayed tight and I was able to manually turn the blade to make sure it was working right. My front yard and sidewalk have been neglected for a few years. I would sometimes edge it out with the weed Wacker, but couldn't get it as clean as I wanted without breaking a LOT of line. When I was done, I noticed the guard had a lot of soil and grass buildup that I was able to take out easily with my fingers. There were a few times I scraped the sidewalk edge, but the blade is still solid and ready for more! I was surprised at the quality and as you're going over an area, it feels solid and not squirly or out of control. My uses are going to be mostly suburban maintenance on my own yard. If I had more land or something bigger, I would consider something larger. For my yard and purposes, this edger is going to work just fine! Did not notice any issues with the blade getting loose, but stayed aware of it. There is a lock nut that keeps it in place. I imagine over time and switching blades, this is going to lose its locking function, but I already see amazon has replacement blades that come with new lock nuts!
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Reviewed in the United States on May 5, 2025
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Verified Purchase
Sherid94
Lexington, US
★★★★★ 5
Works great, easy assembly and no issues!
Using the weedeater for edging was too hard, so I purchased this. It works great! It was easy to assemble and easy to use. My lines are perfect, but the size, durability, and power of this gem get the job done, and it's lightweight enough that I can easily maneuver it around the yard. I chose a corded one so I don't have to deal with battery life or charging.
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Reviewed in the United States on September 26, 2025
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Antonio Conte
New York, US
★★★★★ 5
Excellent Kindle for reading every day
I’m very happy with this Kindle Paperwhite. The screen is easy on the eyes, even for long reading sessions, and the front light makes it comfortable to read day or night. It’s lightweight, the battery lasts a long time, and it’s super convenient to carry around with a whole library. Great purchase overall.
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Reviewed in the United States on December 23, 2025
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Verified Purchase
Zvi Rosenfeld
Chelsea, US
★★★★★ 5
A great device with some minor issues
In a nutshell, kindle was created to give a comfortable reading experience, and it does a great job on that front. I feel like other aspects of the device were compromised. Good: - The screen is very clear. It feels like I'm reading from a real book - but with clearer text then I've seen in any real book. - There are no distractions. This is a very big advantage over reading from the free app on my phone, where I constantly find myself pausing from the book to check up on one thing or another. - The screen is wider and shorter than a standard phone. I find this to be much more comfortable to read from. Bad: - The device is sluggish. - The scrolling isn't continuous like on a smart-phone. - At 6'', the screen is smaller than most modern phones (but it doesn't feel small when you read from it). - There's no option to change the page color. - There's a limited selection of inbuilt fonts (but it's quite easy to add new ones). - The charger is the old micro-USB, and not the more modern USB-C. This means that I can't charge it from my phone's charger. - The screen is not colorful. I think this makes the book covers look bad. - Kindle is surprisingly stingy with memory. Considering how cheap flash drives are, I'd expect that kindle would either provide us with more memory, or at least make it cheaper to upgrade (it's currently about 100$ to upgrade to 32GB, when a 64GB flash drive is 10$).
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Reviewed in the United States on November 9, 2021

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