Core Drills
Diamond Drill Bits
Lapidary Core Drills are used to create holes in gemstone, glass, and acrylics. At Cutting Edge Supply, we have a wide variety of different sizes and styles so that you can accomplish exactly what you need.
Sintered core drills have diamond mixed throughout the entire bur which makes them last much longer and a little more expensive. Plated core drills are great for aggressive cutting and when chipping isn't a concern. Plated core drills are usually cheaper and cut quicker to begin with, however they can dull quickly.
We recommend starting with a core drill that is a smaller size than what you would like to finish with, then work up to the size you desire. This will reduce chipping and give you more control of your bur.
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Original price $3.25 - Original price $10.00Original price$3.25 - $10.00$3.25 - $10.00Current price $3.25Shanked Core Drills
Hi-TechManufacturer: Cutting Edge Supply Availability: Usually ships from CES Warehouse within 24hrs These shanked core drills fit in a 3/32in collet. The...
View full detailsOriginal price $3.25 - Original price $10.00Original price$3.25 - $10.00$3.25 - $10.00Current price $3.25Sale Sale -
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Original price $23.00 - Original price $30.66Original price$23.00 - $30.66$23.00 - $30.66Current price $23.00Super Small Diamond Core Drills
Hi-TechManufacturer: Hi-Tech Diamond Availability: Usually ships from CES Warehouse within 24hrs These super small diamond core drills are the best gener...
View full detailsOriginal price $23.00 - Original price $30.66Original price$23.00 - $30.66$23.00 - $30.66Current price $23.00Sale Sale -
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Original price $16.95 - Original price $77.00Original price$16.95 - $77.00$16.95 - $77.00Current price $16.95Diamond Cylinder Drills
Hi-TechManufacturer: Hi-Tech Diamond Availability: Usually ships from CES Warehouse within 24hrs. These diamond cylinder drills are used for drilling hol...
View full detailsOriginal price $16.95 - Original price $77.00Original price$16.95 - $77.00$16.95 - $77.00Current price $16.95Sale Sale -
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Original price $30.00 - Original price $102.00Original price$30.00 - $102.00$30.00 - $102.00Current price $30.00Sintered Core Drills
Hi-TechManufacturer: Hi Tech Diamond Availability: Ships from Supplier, 1-5 day average lead time. These sintered core drills are absolutely amazing! They...
View full detailsOriginal price $30.00 - Original price $102.00Original price$30.00 - $102.00$30.00 - $102.00Current price $30.00Sale Sale -
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Original price $5.00 - Original price $27.00Original price$5.00 - $27.00$5.00 - $27.00Current price $5.00Notched Rim Core Drills
CovingtonDiamond Plated Core Drills Manufacturer: Covington Engineering Availability: Ships from Supplier, 1-3 day average lead time. The crinkled rim cor...
View full detailsOriginal price $5.00 - Original price $27.00Original price$5.00 - $27.00$5.00 - $27.00Current price $5.00Sale Sale -
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Original price $38.00 - Original price $58.00Original price$38.00 - $58.00$38.00 - $58.00Current price $38.00Diamond Twisted Cylinder Drills
Hi-TechManufacturer: Hi-Tech Diamond Availability: Usually ships from CES Warehouse within 24hrs Hi-Tech Diamonds Twisted Diamond Cylinder Drills are us...
View full detailsOriginal price $38.00 - Original price $58.00Original price$38.00 - $58.00$38.00 - $58.00Current price $38.00Sale Sale -
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Original price $275.00 - Original price $275.00Original price$275.00$275.00 - $275.00Current price $275.00Automatic Gem Drill
CovingtonAutomatic Lapidary/Glass Drill Manufacturer: Covington Engineering Availability: Ships from Supplier, 6-8 week average lead time. The Automatic...
View full detailsOriginal price $275.00 - Original price $275.00Original price$275.00$275.00 - $275.00Current price $275.00Sale Sale -
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Original price $190.00 - Original price $262.50Original price$190.00 - $262.50$190.00 - $262.50Current price $190.00Lapidary Bits 3/4"-16 Nut
MK DiamondManufacturer: MK Diamond Availability: Usually dropships from Supplier within 5-10 days Premium grade bits for stone and lapidary materials. 3/4...
View full detailsOriginal price $190.00 - Original price $262.50Original price$190.00 - $262.50$190.00 - $262.50Current price $190.00Sale Sale -
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Original price $20.00 - Original price $130.00Original price$20.00 - $130.00$20.00 - $130.00Current price $20.00Crinkled Diamond Core Drills
Hi-TechManufacturer: Hi-Tech Diamond Availability: Ships from Supplier. 2-3 day average lead time. These crinkled diamond core drills are used on stone a...
View full detailsOriginal price $20.00 - Original price $130.00Original price$20.00 - $130.00$20.00 - $130.00Current price $20.00Sale Sale -
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Original price $18.75 - Original price $18.75Original price$18.75$18.75 - $18.75Current price $18.75Shank Adapter
Barranca DiamondManufacturer: Barranca Diamond Availability: Ships from Supplier, 1-5 day average lead time. Converts core bits requiring a 5/8"-11 arbor to a st...
View full detailsOriginal price $18.75 - Original price $18.75Original price$18.75$18.75 - $18.75Current price $18.75Sale Sale -
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Original price $51.25 - Original price $102.00Original price$51.25 - $102.00$51.25 - $102.00Current price $51.25Crown Core Bits
Barranca DiamondManufacture: Barranca Diamond Availability: Ships from Supplier. 2-5 day average lead time. These Barranca Diamond Lapidary Crown Core Bits are...
View full detailsOriginal price $51.25 - Original price $102.00Original price$51.25 - $102.00$51.25 - $102.00Current price $51.25Sale Sale -
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Original price $92.00 - Original price $137.00Original price$92.00 - $137.00$92.00 - $137.00Current price $92.00Brazed Diamond Core Bits
Barranca DiamondManufacturer: Barranca Diamond Availability: Ships from Supplier, 5-7 day average lead time. These Barranca Diamond Brazed Core Drills are used to ...
View full detailsOriginal price $92.00 - Original price $137.00Original price$92.00 - $137.00$92.00 - $137.00Current price $92.00Sale Sale