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Masonry Core Drill Bits
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  8. DAMO 1-1/2 inch…
DAMO

DAMO 1-1/2 inch Diamond Core Drill Bit for Porcelain, Ceramic, Tile, Quartzite, Granite, Marble, Stone & Brick | Vacuum Brazed Tech

DAMO 1-1/2 inch Diamond Core Drill Bit for Porcelain, Ceramic, Tile, Quartzite, Granite, Marble, Stone & Brick | Vacuum Brazed Tech - main product image
All-inclusive price — duties & taxes paid, no customs charges at delivery
₹4,170₹6,620

You save ₹2,450 (37%)

37% off the seller list price

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DAMO 1-1/2 inch Diamond Core Drill Bit for Porcelain, Ceramic, Tile, Quartzite, Granite, Marble, Stone & Brick | Vacuum Brazed Tech — 39mm 1-1/2"
39mm 1-1/2"
₹4,170
₹6,620
In Stock
DAMO 1-1/2 inch Diamond Core Drill Bit for Porcelain, Ceramic, Tile, Quartzite, Granite, Marble, Stone & Brick | Vacuum Brazed Tech — 64mm 2-1/2"
64mm 2-1/2"
₹6,060
₹9,350
In Stock
DAMO 1-1/2 inch Diamond Core Drill Bit for Porcelain, Ceramic, Tile, Quartzite, Granite, Marble, Stone & Brick | Vacuum Brazed Tech — 20 mm
20 mm
₹3,220
₹4,710
In Stock

Estimated doorstep delivery by 11 Nov - 13 Nov from USA

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High-Performance Core Drilling at Competitive Price

About this item

DAMO 1-1/2 inch diamond core drill bit is a high-performance tool designed for drilling through tough materials like porcelain, granite, marble, and engineered stone. Suitable for both wet and dry cutting, it features vacuum brazed technology that prevents chipping and ensures aggressive, precise drilling. Compatible with high-speed angle grinders, it can handle up to 11,000 RPM, making it ideal for countertop installation, plumbing, and construction trades in India. The bit's durable diamond coating provides long-lasting performance, even in demanding environments. For best results, use a template and clamp the stone to prevent chipping on the backside. Available in multiple sizes, including 39mm (1-1/2 inch).

Our DAMO diamond core bits are exclusively distributed by DAMO Diamond Tools, LLC, ensuring genuine quality and performance. They are built for professionals and serious DIYers working with natural stone, concrete, and ceramic tiles in India. The vacuum brazed technology offers superior cutting performance, reducing effort and increasing accuracy. Whether for renovation or new construction, this bit delivers reliable, chip-free holes in tough materials. Delivered via ExpressBox, duties included, in 11-13 days.

Key Features

  • Diameter 1-1/2", Max. drilling depth 2";
  • 5/8"-11 thread fits on most popular high-speed grinders;
  • Dry or wet use. Wet drilling is always recommended for enhanced cooling and effective dust control;
  • Vacuum brazed technology prevents chipping of stone and ensures aggressive drilling;
  • Max. speed 11,000 RPM.

Why choose this product

Superior cutting performance

DAMO's vacuum brazed tech ensures chip-free, aggressive drilling in natural stone and ceramic, outperforming standard steel bits. Designed for high RPM, it maintains sharpness longer, reducing replacement costs in Indian construction projects.

Ideal for Indian construction trades

Perfect for drilling faucet holes, piping, and electrical conduits in countertops and walls. Compatible with common high-speed grinders, it handles tough materials like granite and engineered stone efficiently. Skip if using low-speed tools or softer materials.

How to use

  • Prepare the workspace — Clamp a scrap piece of stone underneath the drilling area to prevent backside chipping. Use a template for accuracy and mark the drilling spot.
  • Set up the drill — Attach the DAMO core bit to your high-speed angle grinder with 5/8"-11 thread. Ensure the bit is securely fitted before starting.
  • Start drilling — Begin at low RPM, then increase to up to 11,000 RPM. Use water for wet drilling or keep the bit dry, applying steady pressure for best results.
  • Finish and clean — Once the hole is drilled, turn off the grinder, remove the bit, and clean the area. Use water to cool and prolong the bit's life if wet drilling.

Example scenarios

Typical situations where DAMO 1-1/2 inch Diamond Core Drill Bit for Porcelain helps — illustrative scenarios, not customer reviews.

1
Scenario 1
Illustrative example
Where it helps

A Mumbai-based contractor needs to drill faucet holes in granite countertops for a new kitchen renovation, requiring precise, chip-free holes in tough stone.

How this product helps

Using DAMO 39mm core bit, the contractor achieves clean holes quickly, saving time and reducing material waste, with performance verified in reviews.

2
Scenario 2
Illustrative example
Where it helps

A Delhi DIY enthusiast wants to install electrical conduits in ceramic tiles without cracking or chipping the tiles.

How this product helps

The vacuum brazed tech and wet use capability of this bit allow safe, precise drilling, with minimal backside chipping, even in delicate tiles.

Specifications & installation

Specifications

Active IngredientDiamond coating
Core MaterialHigh-speed steel

Installation & usage

Recommended RPMUp to 11,000 RPM
Cutting TypeDry or wet
Shelf life after openingFactory-sealed, use within 12 months
Reapplication mathOne bit lasts for hundreds of holes in tough materials
ContraindicationsAvoid using in low-speed drills or softer materials
Cost per use₹4,170 per bit

How we compare

FeatureDAMO 1-1/2 inchOthers
MaterialDiamond-coated for aggressive, chip-free drilling in stone and tileSteel bits with limited durability, prone to chipping
Size39mm (1-1/2 inch), multiple sizes availableCommon sizes in inches, often not precise for Indian standards
PerformanceSupports up to 11,000 RPM, wet/dry use, vacuum brazed techStandard bits with lower RPM capacity and less chip resistance
Price per unit₹4,170 per bit₹500-₹1500 depending on size and brand

Product details

SKUmqg6299
GTIN6946937102513
BrandDAMO
Size39mm (1-1/2 inch)
MaterialDiamond
Model NumberVBDCB112
Item Dimensions1.5 in x 3 in x 1.5 in

About DAMO

DAMO is a leading manufacturer of diamond tools, known for high-quality, durable cutting and drilling equipment used worldwide, including India.

Compliance & Legal

This is a diamond core drill bit, suitable for professional and DIY use. Use water for wet drilling. Factory-sealed, imported from USA, all duties included.

Customer Reviews

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FAQ, See What Others Asked

What angle countersink bit do I need?
This product is a diamond core drill bit, not a countersink. For countersinking, match the screw head angle—82° for imperial, 90° for metric. Use this drill bit for precise hole drilling in stone and tile.
Will a hex-shank drill fit my grinder?
This bit fits on high-speed angle grinders with 5/8"-11 thread. For impact drivers with 3/8" shank, buy separately our core bits adapter for compatibility.
Is wet drilling necessary?
Wet drilling is recommended for cooling and dust control, especially in dry environments. This bit supports both dry and wet use, ensuring optimal performance and longevity.
How do I prevent chipping in stone?
Use a template when drilling free-hand and clamp a scrap piece of stone underneath to prevent backside chipping. Vacuum brazed tech minimizes chipping during aggressive drilling.
Can I drill through granite?
Yes, this diamond core drill bit is designed to drill through tough granite and engineered stone countertops efficiently, with minimal chipping and high speed performance.
How long does this bit last?
In demanding environments, the diamond coating provides long-lasting performance, with hundreds of holes possible before replacement is needed.

Frequently bought together

DAMO 1-1/2 inch Diamond Core Drill Bit for Porcelain, Ceramic, Tile, Quartzite, Granite, Marble, Stone & Brick | Vacuum Brazed Tech

This item:

DAMO 1-1/2 inch Diamond Core Drill Bit for Porcelain, Ceramic, Tile, Quartzite, Granite, Marble, Stone & Brick | Vacuum Brazed Tech

₹4,170

DAMO 1-1/2 inch Diamond Core Drill Bit for Porcelain, Ceramic, Tile, Quartzite, Granite, Marble, Stone & Brick | Vacuum Brazed Tech

This item

DAMO 1-1/2 inch Diamond Core Drill Bit for Porcelain, Ceramic, Tile, Quartzite, Granite, Marble, Stone & Brick | Vacuum Brazed Tech

₹4,170

Total price:

₹10,950

You save ₹5,100 (32%) Extra

3 items selected

3 items

₹10,950

You save ₹5,100 (32%) Extra

Product Comparison

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Spec
Price
₹4,170
₹6,620
₹3,100
₹4,320
₹3,680
₹5,110
₹3,290
₹4,360
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₹37,180
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Brand NameDAMOBRSCHNITTBRSCHNITTBRSCHNITTArcherProDiximusCyimi
SourceUS RetailUS RetailUS RetailUS RetailUS RetailUS RetailUS Retail
Sold ByCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrow
Imported from USA
₹4,170₹6,620

You Save ₹2,450

Estimated doorstep delivery by 11 Nov - 13 Nov from USA
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You Order
Place your order
USA Warehouse dispatch
Packed & shipped
International Air Shipping
Fast transit
Consignment to India Warehouse
Customs cleared
Doorstep delivery
Delivered to you

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₹12,510+ (3× the price)
₹4,170 locked, all-in
Hard to get the original US version in India
Original US version, shipped to your door
Extra pay for Import Duties, GST, and forex fees
One price in INR, no customs charges at delivery
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11-13 days · live tracking
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