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Long life granite perforate diamond core drill bits

FOB Reference Price:Get Latest Price
US $15-72 / Piece | 20 Piece/Pieces (Min. Order)
Supply Ability:
6000 Piece/Pieces per Month
Seller Support:
Payment protection
On-time shipment
Product quality protection
Place of Origin:
Fujian, China (Mainland)
Brand Name:
Model Number:
Core Drill Bit, Diamond Core drill
Masonry Drilling
Color & Pattern:
Black or others
Welding Type:
Laser welded
250+ holes
10-15 seconds per hole
Packaging & Delivery
Packaging Details:
Export standard packing: carton, up to your requirement.
- Rust proofed before packing
- Water proofed
- Impact protection
Delivery Detail:
with in 20 days after sample confirmed and receiving the advance


Granite perforate diamond core drill bit for dry/wet
- Life-Span: 250+ holes each
- Dry/Wet
- 30%+ sharper
- High CPR

World Top quality granite perforate D.O.A diamond core drill bit
- World Top Quality Guaranteed!
- It is using our patented technology "Diamond ordinal array method"
Features:Stone Core drills
ManufacturingSegments are using our patented AkyD technology: Diamond Ordinal Array Method, better quality than Arix product, but cheaper!
More SharpnessAkyd Core drill has 30% sharper than the common drills, could save a lot of working time, and save your labor. Best record tested by customer is 5 seconds on drilling 3 cm Indian red
Longer Life-SpanAkyD Diamond Core Drill has 40% Life-Span longer than traditional drills. Could drill more than 250 holes on 2CM granite slab by dry and 200+ holes on 3CM slabs. This result is tested by our customers.
High CPRWe are keep trying to provide the best possible service for our customers, and offering the best world top quality products with as low as possible price
EffectivelyAkyD Diamond saw blades reduces the usage of electricity and the noise level during the operation of the tools
Good drilling resultAkyD Diamond saw bladesl provides a chip-free cutting because our Diamond Ordinal Array Method, and using the best diamond particles from DI (GE).
Outside Diameter & tube lengthSize of slotSlot QtyWall ThicknessApplication
20mm(3/4") with 90mm12x8X3.031.8Dry/wet Cut
25mm(1") with 90mm12x8X3.041.8Dry/wet Cut
30mm(1 1/5") with 90mm15x10x3.041.8Dry/wet Cut
35mm( 13/8") with 90mm15x10x3.041.8Dry/wet Cut
40mm( 1 3/5") with 90mm15x10x3.051.8Dry/wet Cut
50mm(2") with 90mm24x10x3.551.8Dry/wet Cut
56mm(2 1/5") with 90mm24x10x3.561.8Dry/wet Cut
60mm (2 2/5") with 90mm24x10x3.561.8Dry/wet Cut
65mm (2 3/5") with 90mm24x10x3.561.8Dry/wet Cut
70mm (2 3/4") with 90mm24x10x3.571.8Dry/wet Cut
75mm (2 19/20") with 90mm24x10x3.571.8Dry/wet Cut
82mm (3 1/5") with 90mm24x10x3.581.8Dry/wet Cut
Turbo segment and flat segment
DI - Diamond innovation Diamond grits
Kaiyuan Products Quality
USA and European market Approved Quality.
Export to USA, Australia, Canada, Euro and Mid-East etc.
Application: Granite, Asphalt Marble, Reinforced Concrete, Concrete, Brick, Block, Stone and other Abrasive Materials.
Contact Us
Please visit our homepage: www.xiamenkaiyuan.com
Phone Number: 86- 592- 5068656
Fax: 86 -592 -506867
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