Shop All Core Bits Online at Best Prices

Core with Confidence – Precision Bits for Every Job

Explore a full range of core bits at Detroit Diamond Tools, designed for precise and efficient coring in granite, quartz, marble, and other hard surfaces. Whether you’re working with hand-held drills or CNC machines, our selection includes wet and dry coring bits from top brands, built for durability, speed, and clean results in every application.

“RTC 6 PIECE HOLE SHOT DRY CORE BIT KIT 5/8-11 THREAD” has been added to your cart. View cart

DDT GRANITE 1-3/8" CORE BIT

$49.95

DDTCB138

Drill Any Stone

CYCLONE S QZT CORE BIT

Size
- 1″
- 1 1/4″
- 1 3/8″
- 2″
- 2 1/2″
- 3″
- +2 More
Clear

$75.59 – $172.79

ALPHA CORE BIT EXTENDERS

Size
- 6"
- 10"
Clear

$23.99 – $47.94

Category Products Section

MONTOLIT MONDRILLO GOLD TITANIUM CORE BIT

Size
- 1/4"
- 5/16"
- 1/2"
- 9/16"
- 5/8"
- 11/16"
- 3/4"
- 1"
- 1-1/16"
- 1-3/16"
- 1-3/8"
- 1-1/2"
- 1-3/4"
- 2"
- 2-3/16"
- 2-3/8"
- 2-1/2"
- 2-11/16"
- 2-3/4"
- 3"
- 4"
- 4-3/4"
- +18 More
Clear

$47.53 – $414.86

ZENESIS™ V SERIES CONCRETE CORE BIT

Size
- 2 x .155 x 1 1/4 - 7
- 2 1/2 x .155 x 1 1/4 - 7
- 3 x .155 x 1 1/4 - 7
- 3 1/2 x .155 x 1 1/4 - 7
- 4 x .155 x 1 1/4 - 7
- 4 1/4 x .155 x 1 1/4 - 7
- 4 1/2 x .155 x 1 1/4 - 7
- 5 x .155 x 1 1/4 - 7
- 6 x .155 x 1 1/4 - 7
- 6 1/2 x .155 x 1 1/4 - 7
- 7 x .165 x 1 1/4 - 7
- 8 x .165 x 1 1/4 - 7
- 10 x .187 x 1 1/4 - 7
- 12 x .187 x 1 1/4 - 7
- 14 x .187 x 1 1/4 - 7
- +11 More
Clear

$170.00 – $450.00

Montolit Coolant Fluid - M-Performer - Detroitdiamondtools

MONTOLIT MONDRILLO PERFORMER – DIAMOND DRILL COOLANT GEL

$23.64

M-PERFORMER

DIAFLEX PREMIUM BRAZED CORE BIT - Detroitdiamondtools

Diaflex Premium Brazed Core Bit – Fast-Cutting Diamond Core Bit for Porcelain & Stone - Detroitdiamondtools

DIAFLEX™ PREMIUM BRAZED CORE BIT – DRILLING FOR PORCELAIN TILE

Size
- 1/4"
- 5/16"
- 3/8"
- 1/2"
- 5/8"
- 3/4"
- 1"
- 1-1/4
- 1-3/8"
- 1-1/2"
- 1-3/4"
- 2"
- 3"
- 3-1/2"
- 4"
- 5"
- 6"
- +13 More
Clear

$25.00 – $180.00

ALPHA VACUUM BRAZED TRIMMER BIT

$48.72

DTB00250

RTC HOLE SHOT DRY DRILL BIT KIT

$87.95

HSHSDKIT

cyclone 5in Wet Core bit - Detroitdiamondtools

CYCLONE DRY WET CORE BIT

Size
- 4"
- 4-1/2"
- 5"
- 5-1/2"
- 6"
- +1 More
Clear

$218.11 – $354.19

CYCLONE S THIN WALL CORE BITS - Detroitdiamondtools

CYCLONE S THIN WALL CNC CORE BITS

Size
- 1-1/4"
- 1-3/8"
- 1-3/8" Reverse Thread
- 1-1/2"
Clear

$103.24 – $117.94

CYCLONE DRY WET CORE BIT

Size
- 1 1/4″
- 1 3/8"
Clear

$88.56 – $91.80

INTEGRATED SINK CORE BIT 1-1/2" - 2"

Size
- 1-1/2"
- 2"
Clear

$65.00 – $70.00

RTC 6 PIECE HOLE SHOT DRY CORE BIT KIT 5/8-11 THREAD

$254.00

HSHSKITL

RTC 7 PIECE HOLE SHOT DRY CORE BIT KIT 5/8-11 THREAD

$149.95

HSHSKITS

RTC PRO MILL-C CONE MILLING BIT

SIZE
- 1-1/2"
- 3"
Clear

$79.00 – $99.99

XPEED PREMIUM CORE DRILL BIT

Size:
- 1/4”
- 3/8”
- 1/2”
- 5/8"
- 3/4"
- 7/8"
- 1"
- 1-1/8"
- 1-1/4"
- 1-3/8"
- 1-1/2"
- 1-5/8"
- 1-3/4"
- 1-7/8"
- 2"
- 2-1/4"
- 2-1/2"
- 2-3/4"
- 3"
- 3-1/4"
- 3-1/2"
- 3-3/4"
- 4"
- 3" Core Bit Rubber Guard
- 5" Core Bit Rubber Guard
- +21 More
Clear

$8.00 – $125.00

XPEED NON-CORE DRILL BIT FOR GRANITE AND QUARTZ

Size:
- 3/16"
- 1/4"
- 5/16"
- 3/8"
- 1/2"
- +1 More
Clear

$36.00 – $42.00

SUCTION RING FOR DRILLING

Size
- 2"
- 3-5/8"
Clear

$10.00 – $12.00

ALPHA ECOGUARD CD

$33.90

ECOGRDCD

Sale

ALPHA DRY CORE BITS

Size
- 1/2"
- 3/4"
- 1"
- 1-1/4"
- 1-3/8"
- 1-1/2"
- 2"
- +3 More
Clear

$90.24 – $127.39

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Shop All Core Bits Online at Best Prices

Core with Confidence – Precision Bits for Every Job

DDT GRANITE 1-3/8" CORE BIT

Drill Any Stone

CYCLONE S QZT CORE BIT

ALPHA CORE BIT EXTENDERS

Category Products Section

MONTOLIT MONDRILLO GOLD TITANIUM CORE BIT

ZENESIS™ V SERIES CONCRETE CORE BIT

MONTOLIT MONDRILLO PERFORMER – DIAMOND DRILL COOLANT GEL

DIAFLEX™ PREMIUM BRAZED CORE BIT – DRILLING FOR PORCELAIN TILE

ALPHA VACUUM BRAZED TRIMMER BIT

RTC HOLE SHOT DRY DRILL BIT KIT

CYCLONE DRY WET CORE BIT

CYCLONE S THIN WALL CNC CORE BITS

CYCLONE DRY WET CORE BIT

INTEGRATED SINK CORE BIT 1-1/2" - 2"

RTC 6 PIECE HOLE SHOT DRY CORE BIT KIT 5/8-11 THREAD

RTC 7 PIECE HOLE SHOT DRY CORE BIT KIT 5/8-11 THREAD

RTC PRO MILL-C CONE MILLING BIT

XPEED PREMIUM CORE DRILL BIT

XPEED NON-CORE DRILL BIT FOR GRANITE AND QUARTZ

SUCTION RING FOR DRILLING

ALPHA ECOGUARD CD

ALPHA DRY CORE BITS

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FREE Shipping Over $250 (Freight/Pallet Shipments Not Included)

Shop All Core Bits Online at Best Prices

Core with Confidence – Precision Bits for Every Job

NO DROPSHIPPING

FREE SHIPPING ABOVE $250+

PRICE MATCH GUARANTEE

FRIENDLY SUPPORT

Everything you need in one place!

Company

Support

Contact Us

Payment System:

Main Menu

Search For Products

FREE Shipping Over $250
(Freight/Pallet Shipments Not Included)