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Quick Details

  • Place of Origin: Fujian, China (Mainland)
  • Brand Name: Sunny
  • Model Number: SY-DFB-02
  • Type: Center Drill Bit, Completed or Segmented
  • Material: Diamond
  • Use: Masonry Drilling
  • Name: Diamond Finger Bit For Granite Drilling
  • Connection: G1/2'' ,
  • Diameter(mm): 20 - 25
  • Length(mm): 30 - 60
  • Advantage: Quality and Price
  • Packing: Waterproof
  • Color: For Request
  • Application: For Granite, Engineered Stone and Marble
  • Machinery: Usually Mounted on CNC or Radial Arm Machines

Packaging & Delivery

Packaging Details Diamond Bit's inner packing use the plastic (waterproof) packing then in the carton box,outer packing are choose according to the transport way.
Delivery Time 7 - 15 day


                             ♦Sunny Superhard Tools Co.,Ltd♦


We are specialized in the diamond tools manufacturer with a long history, our tools are exported to more than 60 countries, including America, Brazil, Italy, Ukraine


Main Products:

1. Cutting Tools (Diamond Segment, Diamond Blade, Diamond Wire Saw ...)

2. Grinding&Polishing Tools (Calibrating Rollers, Fickert, Frankfurts, Cup wheel, Polishing pad, Profiling Wheel...)

3. Drilling Tools (Finger bit, Core drill ...)


Diamond Finger Bits are designed to cut Granite, Engineered Stone and Marble.
Usually mounted on CNC or Radial Arm machines, for hole grinding, anchor and blind hole. Center waterfeed holes in each bit.


Diamond Finger Bits are designed to cut Granite, Engineered Stone and Marble.

                     Designed for fast grinding and wet use only.






Our Advantages:

1. More than 20 years experience in Diamond tools manufacture field;

2. All products certificated by SGS, ISO9001:2000, BV;

3. Be reputed to be one of the best Diamond tools suppliers in China;

4. We are lies China coastal areas, where the Technical is high than inland of China;

5. We bought our own land and built our own factory; we can provide you competitive price as well as solid quality products.


Product Show




There are three transport ways for choose: By Express, by air, by sea. According to different transport way, we wiil choose the suitable packaging way for you.

For the express or air cargo, inner packaging use the paper bag then in the carton box, the outer packaging we usually use the carton box to reduce the gross weight of the cargo to save the money for you.

For sea cargo, the inner packaging use the paper bag with plastic bag outside then in the carton box covered by plastic bag again, outer packaging use wooden, which will avoid broken and damp.




Company Information



1. TT, western union, Money Gram and PayPal
2. 100% payment before delivery
3. To the Bulk order, the L/C is also can consider



Delivery time:  Within a week after payment

Transport ways choose:

1. Urgent order with less weight or samples SUNNY recommend express service.
2. Normal (regular) orders which weight over 45kgs SUNNY recommend Air Cargo.
3. Big diameter saw blades or heavy weight SUNNY recommend Sea Cargo.

For expert advice, regarding questions about our company or concerns SUNNY products

(diamond tools) please contact us through e-mail or link on: sunnytools.en.alibaba.com/company_profile.html


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Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
13 Transactions 10,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $300,000
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