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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.

THE STINGER BLACK™ CORE BIT - Detroitdiamondtools

Sale

THE STINGER BLACK™ CORE BIT

Size
- 1”
- 1-1/8”
- 1-1/4”
- 1-3/8”
- 1-1/2”
- 1-5/8”
- 1-3/4”
- 2”
- 2-1/2”
- 3”
- 4"
- +7 More
Clear

$56.02 – $152.92

Sale

THE STINGER™ NON-CORING BITS

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

$35.61 – $50.91

6263358292141

BMF™ SERIES QUARTZITE CORE BIT - Detroitdiamondtools

Sale

BMF™ SERIES QUARTZITE CORE BIT

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

$67.23 – $110.50

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

THE STINGER™ DRY VACUUM BRAZED T-TYPE CORE BITS

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

$85.00 – $391.90

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

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

$65.00 – $70.00

SUCTION RING FOR DRILLING

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

$10.00 – $12.00

THE STINGER BLACK™ CORING BITS W/ HEX SHANK - Detroitdiamondtools

Sale

THE STINGER BLACK™ DRY SEGMENTED CORING BITS W/ HEX SHANK

Size
- 1/2" Hex Bit
- 1/3" Hex Bit
- 1/4" Hex Bit
- 3/4" Hex Bit
- 3/8" Hex Bit
- 5/8" Hex Bit
- +2 More
Clear

$36.88 – $47.52

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

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

WEHA Weramic Porcelain Ceramic Core Bit - Detroitdiamondtools

WEHA WERAMIC PORCELAIN AND DEKTON CORE BIT 1/2 GAS

Type
- 5/8 X 11 Thread
- CNC
Size
- 3/16"
- 1/4"
- 5/16"
- 3/8"
- 1/2"
- 3/4"
- 1"
- 1-1/4"
- 1-3/8"
- 1-1/2"
- 1-3/4"
- 2"
- 2-1/4"
- 2-1/2"
- 3"
- 3-1/4"
- 3-1/2"
- +13 More
Clear

$56.54 – $245.67

DIAMOND CONE CORE DRILL BIT 50mm (2") - Detroitdiamondtools

PRO CONE DRILL BIT 50mm (2")

$40.00

PROCONE50MM

WEHA DRY MAGIC CORE BIT HEX SHAFT FOR DRILLING

Size
- 1/4" BIT
- 5/16" BIT
- 3/8" BIT
- 1/2" BIT
- 9/16 BIT
- (SET) BITS 1/4"-9/16"
- +2 More
Clear

$19.85 – $134.04

Hot

WEHA ZERO TOLERANCE VACUUM BRAZED DRUM WHEEL

Size
- 1"
- 2"
- 3"
Clear

$79.18 – $134.37

30207

Nikon Stinger CNC Core Bit for Granite - Detroitdiamondtools

THE STINGER™ CNC CORE BIT

$97.90

CK138CNCB

ALPHA ECOGUARD CD

$33.90

ECOGRDCD

BMF™ SERIES NON-CORING BITS - Detroitdiamondtools

Sale

BMF™ SERIES NON-CORING BITS

Size
- 1/4" Thin Wall Core Bit
- 3/8" Thin Wall Core Bit
- 1/2" Thin Wall Core Bit
Clear

$33.99 – $50.99

BMF™ SERIES INCREMENTAL CUTTING BIT FOR QUARTZITE - Detroitdiamondtools

Sale

BMF™ SERIES INCREMENTAL CUTTING BIT FOR QUARTZITE

Type
- BMF Series screw on tip
- Adaptor - 1/2 Gas x 12mm
Clear

$65.37 – $74.72

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