SKU: 19019805146

Bosch HDG3 3 Inch Diamond Hole Saw Wet Cut Tile and Stone Core Drill Bit Segmented Vacuum Brazed Grit Quick Change 3/8 Chuck Power Tool Accessory

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Description

Bosch HDG3 3 Inch Diamond Hole Saw Wet Cut Tile and Stone Core Drill Bit Segmented Vacuum Brazed Grit Quick Change 3/8 Chuck Power Tool AccessoryFlawless Wet Cutting Precision Industrial Diamond Hole Saw for Porcelain Tile and Natural Stone Achieve clean, perfectly round, chip free holes in the hardest masonry surfaces with the Bosch HDG3 3 Inch Diamond Hole Saw. Specifically engineered for professional tile installers, bathroom remodelers, and stone fabricators, this industrial grade core drill bit makes fast and easy starts an absolute certaintyeven on notoriously stubborn materials like

Flawless Wet Cutting Precision – Industrial Diamond Hole Saw for Porcelain Tile and Natural Stone

Achieve clean, perfectly round, chip-free holes in the hardest masonry surfaces with the Bosch HDG3 3-Inch Diamond Hole Saw. Specifically engineered for professional tile installers, bathroom remodelers, and stone fabricators, this industrial-grade core drill bit makes fast and easy starts an absolute certainty—even on notoriously stubborn materials like porcelain, granite, marble, slate, and dense ceramic. Designed exclusively for wet cutting applications on a GFCI-protected circuit, this premium masonry accessory delivers smooth material penetration and unmatched speed, making it an indispensable asset when running plumbing lines, shower valves, drainage pipes, or electrical conduits through high-end stone finishes.

This heavy-duty core bit features state-of-the-art vacuum-brazed diamond grit technology along its cutting rim, providing exceptionally sharp cutting action that cuts significantly faster and outlasts standard carbide alternatives. The advanced segmented teeth layout works dynamically to reduce operating heat buildup while rapidly flushing away thick slurry and abrasive debris during heavy use. Integrated seamlessly with Bosch's Quick Change universal hole saw system, this core drill bit snaps onto your mandatory arbor adapter in seconds, completely eliminating tedious hand-tool tightening. Complete with a 1.5-inch maximum drilling depth capacity and compatibility with standard 3/8-inch or larger power drill chucks, this high-performance diamond bit features optimized side slots that allow you to eject dense material plugs quickly and effortlessly.

Key Features

  • Vacuum-Brazed Diamond Grit: Premium industrial diamond particles are fused under high temperatures to deliver lightning-fast cutting and extended tool life.
  • Engineered Segmented Teeth: Displaces slurry and curtails thermal expansion, allowing the bit to run cooler during demanding deep-bore cycles.
  • Quick Change Universal Interface: Compatible with rapid-release mandrels to switch sizes or styles in seconds without requiring extra hand keys.
  • Effortless Plug Removal Design: Features side slot windows built into the steel cup body to allow immediate levering and extraction of stubborn material plugs.
  • Heavy-Duty Masonry Versatility: Ideal for drilling clean holes in fine porcelain tile, granite countertops, marble slabs, quartz, and heavy natural stone.
  • 3/8-Inch Chuck Compatibility: Standard shaft geometry mounts securely into ordinary handheld power drills or robust commercial drill presses.

What's Included

  • 1 × Bosch 3-Inch Diamond Quick-Change Hole Saw Core Bit (HDG3)

Specifications

Specification Field Product Details
Brand Name Bosch
Manufacturer Part Number (OEM) HDG3
Hole Saw Category Type Tile and Natural Stone Core Bit
Cutting Diameter 3 Inches (3 in.)
Maximum Drilling Depth 1.50 Inches (1.5 in.)
Overall Tool Length 2-3/8 Inches (2-3/8 in.)
Minimum Chuck Size Required 3/8 Inch (3/8 in.)
Cutting Tip Material Vacuum-Brazed Diamond Coated Steel
Teeth per Inch Design Continuous Diamond Grit Segmented Edge
Cutting Process Wet Sawing Only (GFCI Protected Circuit)
Product Condition Brand New OEM Accessory
Assembled Item Weight 0.62 lbs
Country of Origin Taiwan
UPC Barcode 000346392159


💡 PRO-TIP: To prevent the bit from walking on smooth, glazed porcelain tile faces, never start drilling flat. Approach the stone surface at a 45-degree angle with the power tool running at medium speed to establish an initial crescent groove, then slowly rock the drill perpendicular to finish the hole while maintaining a steady flow of water to protect the diamond edge!

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: 19019805146

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4.7 ★★★★★
Based on 19 reviews
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Verified Purchase
Trav Tedesco
West Palm Beach, US
★★★★★ 4
Inexpensive Solution For Privacy
Color: Grey, Size: 2 Large Panels, Color: Grey, Size: 2 Large Panels
This worked for my needs to get privacy on a second-floor patio that faced neighbors about 16 feet away, and was almost exactly the width and height I need, and was looking for. As the patio was about 12 feet in width. The fabric is thin, but not see-through, and works well enough for my specific privacy needs. It wasn't that sturdy, even with the three legs, the top would kind of bend a bit from the weight of the thing, but I knew this from previous comments on reviews, and opted to use C-clamps and some screws to tighten it to the wall so that isn't an issue since I was outside and had walls to be able to screw into. You may have to try something different if using inside. I gave four stars instead of five as the instructions past Step 3 really don't make much sense for Steps 4 and 5 where the two are connected and when legs are put on, but I was able to work through it eventually. They really need to break down the steps for installing the legs with better illustrations. Also, highly recommend having two people work on it or at least having a second person on standby for certain steps just due to the size of them once they are together or for connecting the dividers together in the end.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 10, 2025
C
Verified Purchase
Christine Q.
Natrona Heights, US
★★★★★ 5
Very sturdy & nice looking! Impressive & functional
Color: Black, Size: 2 Large Panels, Color: Black, Size: 2 Large Panels
I needed to divide our living room room in half and create a work room but didn’t want it to be visible so we decided to get this and use it in an L shape. It’s very simple and functional, but it does exactly what I need. I’m contemplating hanging a photograph from a ribbon just to add a little personality to the side that faces the living room room but honestly, it’s much more sturdy than I gave a credit for. I am a full-time reseller so I got foam from the hardware store and covered it in fabric as a background for taking pictures and I have a huge one that’s 6‘ x 3‘ plus another one that’s 4‘ x 4‘ both of which are hanging on the inside of this and it works great. I’m impressed!!
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Reviewed in the United States on December 1, 2025
J
Verified Purchase
joanna
Lowell, US
★★★★★ 3
Weigh your options
Color: Grey, Size: 2 Large Panels
It serves the purpose but make sure you stabilize it. It's not a bad product it's extremely light and insecure without something to hold the base in place. Maybe it was just the one I bought but it moved a lotI would just bump it a little and it would fall over. The good thing is It is easy to set up and has versatile usage. Also it's really big. Takes up a lot of space make sure you measure your room first.
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Reviewed in the United States on March 11, 2026
K
Verified Purchase
KLCV
Phoenix, US
★★★★★ 5
Excellent product
Color: Grey, Size: 1 Large Panel
This room separator is really nice. And really easy to assemble. Sturdy-provides nice privacy.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 6, 2026
H
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Havanafayre
New York, US
★★★★★ 4
Functional not durable
Color: Grey, Size: 1 Large Panel
When first assembled, it looked exactly like the picture. However, over time, the top bar has begun to bow. The metal bars are weaker than I expected. It is still doing it's job providing privacy but the quality is not quite up to par. The height, color, and functionality are all exactly as described. If you need an inexpensive room divider, this is a great option. I don't expect it to last more than a year or two, but I would still recommend this product for those needing something fast, easy to assemble, and don't need for an extended period of time.
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Reviewed in the United States on December 21, 2024

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