SKU: 51600170712

Bosch SDS Max Core Drill Bit Extension Drive Shank Mandrel Adapter Heavy Duty Concrete Masonry Brick Structural Foundation Hole Boring Tool Accessory

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Description

Bosch SDS Max Core Drill Bit Extension Drive Shank Mandrel Adapter Heavy Duty Concrete Masonry Brick Structural Foundation Hole Boring Tool AccessoryDeepen Your Foundation Penetrations and Drive Maximum Kinetic Impact Through Extra Thick Concrete Structures Without Power Loss Overcome standard depth limits and drive your commercial foundation boring operations ahead of schedule with the professional grade Bosch SDS Max Core Bit Extension. Purpose built for industrial concrete demolition crews, commercial mechanical contractors, plumbing trench specialists, and structural HVAC installers, this

Deepen Your Foundation Penetrations and Drive Maximum Kinetic Impact Through Extra Thick Concrete Structures Without Power Loss

Overcome standard depth limits and drive your commercial foundation boring operations ahead of schedule with the professional-grade Bosch SDS-Max Core Bit Extension. Purpose-built for industrial concrete demolition crews, commercial mechanical contractors, plumbing trench specialists, and structural HVAC installers, this heavy-duty drive accessory delivers uncompromised energy transmission through deep partition walls and massive structural footings. Standard core drill setups frequently fall short when attempting to bypass wide foundational headers, forcing field technicians to rely on secondary handheld tooling or inefficient structural configurations that drain machine power. This industrial extension adapter completely eliminates that roadblock by mechanically extending your operational path, letting your heaviest combination hammer drills drive large diameter core cutters cleanly through buried block formations and heavy concrete barriers.

Forged from premier, high-stress alloy steel, this commercial extension shaft integrates an advanced power-coupling core designed to carry percussive energy straight to the cutting margins. Traditional multi-piece extension extensions absorb immense shock, leading to excessive tool harmonic vibration, rapid bit overheating, and accelerated motor core fatigue. This streamlined all-in-one component maximizes torque translation by utilizing a tight, rigid fit that virtually eliminates rotational shaft deflection or dynamic twisting under high load limits. Optimized with a standard slotted quick-change SDS-Max shank interface that seats instantly into standard commercial hammer tools, this master extension tool allows your field crews to execute deep utility pathways, thick-wall plumbing sleeves, and commercial exhaust vents safely and with absolute structural straightness shift after shift.

Key Features

  • All-In-One Power Transmission: Direct-link layout passes kinetic energy straight to the cutting crown face, minimizing mechanical hammer loss.
  • Extended Deep-Wall Capability: Adds substantial tracking clearance to standard core setups to penetrate thick concrete footings and structural barriers.
  • High-Torque Shank Interface: Industrial SDS-Max slotted drive shank ensures absolute mechanical retention and zero slip inside heavy-duty combi-hammer chucks.
  • Reduced Harmonic Vibration: Balanced geometric core limits lateral shaft deflection, saving internal machine motors from intense jobsite wear.
  • Premium Structural Alloy Steel: Engineered from heat-hardened, high-stress tool steel built to withstand continuous percussive friction.
  • Commercial Alignment Stability: Extra rigid body configuration maintains a straight tracking path inside deep bores to stop binding or offset layout cuts.

What's Included

  • (1) Bosch SDS-Max Heavy-Duty Masonry Core Drill Bit Extension Adapter

Specifications

Specification Profile Details / Performance Value
Brand Name Bosch
Product Accessory Scope Rotary Hammer Core Bit Extensions
Shank Drive Style SDS-Max Slotted Universal Quick-Change Standard
Core Compatibility Rating Optimized for Heavy-Duty Carbide Masonry Core Bits
Maximum Rated Core Size Material Composition Heat-Treated Structural Forged Alloy Tool Steel
Mechanical Coupling Style Direct Core Transmitting Monoblock Core Shank
Recommended Tool Formats Heavy-Duty SDS-Max Combination Rotary Hammers
Operational Drill Mode Hammer and Rotation Combo Setting Only
Primary Material Target Reinforced Concrete aggregate, Brick Masonry, Structural Cinder Block, and Stone Foundation Walls
Product Performance Matrix Engineered for High Energy Transmission and Reduced Torque Deflection
Measurement System Fractional Imperial (SAE) Dimensions

Pro-Tip: When coupling an extended SDS-Max core assembly for deep structural boring, always insert your centering pilot bit to establish an initial tracking ring roughly 1/2-inch into the concrete before pushing deeper. Once the guide circle is cut, stop the machine tool and clear out any compacted stone grit or masonry chips from the core cup interior before attaching the extension, ensuring that kinetic percussive shocks map straight down the centerline without deflecting.

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: 51600170712

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4.7 ★★★★★
Based on 27 reviews
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M
Verified Purchase
M
Belleville, US
★★★★★ 5
Love it!
Very comfy and warm. It’s soft and fuzzy and I love it. I will say I’m not a huge fan of the Sherpa fabric at the bottom, not because it’s not soft, just because this material, in general, seems to easily get bits of stuff stuck in it. The snuggie is slight too long (I’m 5’4) so it touches the ground sometimes and it will pick up sticks and grass and food material. I live on a farm and even if I did nothing but vacuum all day there would still be stuff on the floor and I don’t have time to vacuum all day! So, I dislike the Sherpa material going all the way down and folding like it does at the bottom. However, I’ve been extra careful with this one, and I’ve been able to physically pick any debris caught in it. I am contemplating actually cutting it and re-sewing it ever-so-slightly shorter with the outer material folded and sewn inward instead of the internal Sherpa fabric folded outward. Apart from that, it’s roomy, and I actually like the hood, which I didn’t think I would. The pocket is nice sized and also lined with Sherpa fabric. I don’t actually use the pockets to keep my hands warm but more like a kangaroo pouch to transport things like my phone, book/Kindle, or snax as I’m walking with my hands full. I travel with this thing because I’m always cold and it’s amazing. I fly with it. Yeah, I don’t care if I’m wearing this in public at the airport/on a plane, you know why? Because I’m cozy! Flight delayed? Oh, I’ve got my wearable blanket, I’m gonna nap in comfort! 😝 Airplane AC on Arctic Blast? Ha! I’m in an impenetrable cocoon of warmth and with the hood up, you can’t see me, mouth agape, as I sleep so attractively in public. You couldn’t handle seeing me that hot anyway, I’m doing you a favor! 😂 Oh, also, I took it to the hospital with me (because hospitals are basically morgues) so I washed it on hot to sanitize it. It didn’t shrink or ruin it at all, it’s fine.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 9, 2024
C
Verified Purchase
CLS
Dallas, US
★★★★★ 5
Snuggly.
Size: Standard, Style: Solid, Color: Light Green
Well made, accurate color, very warm and roomy, cosy to wear. Very pleased with product. I will be warm this winter! Took about 10 days to ship, then longer to arrive as international. I’ve ordered another and it shipped within a couple of days this time. I reccomend.
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Reviewed in the United States on April 15, 2026
D
Verified Purchase
diane
Boise, US
★★★★★ 5
Great Buy! Nice robe!
Size: Oversize, Style: Solid, Color: Grey
I love this robe. I bought it for myself as a Christmas present ( 2024) and it’s the best robe I have ever had. It’s soft, warm, long, and very comfortable. I’ve washed it several times over the past year and it still maintains its same quality, looking and feeling as brand new.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 16, 2025
B
Verified Purchase
bobby
Omaha, US
★★★★★ 4
Warm and comfy
Size: Adult, Style: Solid, Color: Black
Super soft, warm and comfy. I bought the adult size. I'm 5'11" and medium build. It's roomy and comes down to the middle of my shin. Typical robe style except that it does not open. It slips on like a shirt. May not be great if you have to go to the bathroom a lot. Otherwise awesome, I bought 2 for my sister's.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 25, 2025
F
Verified Purchase
Frau_Klink
Port Orchard, US
★★★★★ 5
Keeps me nice and warm in Alaskan winters!
Size: Oversize, Style: Solid, Color: Dark Purple, Size: Oversize, Style: Solid, Color: Dark Purple
As you've probably guessed from the title of my review, I live in Alaska. In my part of the state, the temperature gets down to as low as -25°F in the winter, so I decided to get this to help keep myself warm. (Part of it was self preservation; my mom flat-out refuses to turn the heat up past 69° F.) And it doesn't help that I have defective fat either. Apparently my body thinks I live in the Southern Hemisphere or something, because it keeps me warm in what would be winter for them, but is summer for me. The opposite happens in the winter for me. So I decided to bite the bullet and make the purchase...and let me tell you, this blanket/robe works MARVELOUSLY! It's so fluffy and warm, I rarely have to turn on my space heater anymore. Now I'll admit, I was a little hesitant to bite the bullet because I'm a BBW, and most things labeled 'oversized' really aren't. (All my plus-size peeps out there know the struggle.) However, this blanket/robe is different! Not only does it fit, I have plenty of room to spare. For the record, I'm 5'6 1/2 - the half matters, trust me - and 321 lbs. But it's a little long...which is to be expected, since it's made for somebody up 6'5. So what I did to prevent mine from dragging was tie the belt underneath the pocket every time I need to leave my room, as seen in the picture. (Yes, I can still use the pocket during this time) That way, I don't have to sacrifice the extra room in favor of a shorter length. I also like how the sherpa is inside the hood as well. Between it and the elastic cuffs at the wrist, I could practically live in this blanket/robe! I also purchased this in the adult size, but in dream blue. Again, I was nervous because I didn't know if it would fit me or not. Kinda felt like I was pushing my luck there. Fortunately, my fears were unfounded. Not only does it fit as well, I have a bit of room to spare. (See the last picture if you wanna compare the two sizes.) It's not as long as the oversized version, though. The adult size stops about halfway down past my knees, whereas the oversized can pool around my feet. It's not quite as roomy on me as the oversized one is either, but I bought it to walk around outside in, so that's a good thing. More room = more air getting inside to make me cold. As of the date of this review, however, the slit no longer has the ability to snap closed on either of these robes. That was a bit of a bummer. But everything else is perfect, including the purple and blue being true to color. If you're on the fence about this blanket/robe, just do it! You'll be glad you did.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 5, 2024

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