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Contact us: Fujian Nanan Boreway Machinery Co.,Ltd. ADD: HuaHui Center, Shuitou Town,Quanzhou, Fujian, China, ...
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Dia. 45MM Vacuum brazed diamond drill core bits diamond hole saw for drilling granite marble ceramic and other stoneDia. 45MM Vacuum brazed diamond drill core bits diamond hole saw for drilling granite marble ceramic and other stoneDia. 45MM Vacuum brazed diamond drill core bits diamond hole saw for drilling granite marble ceramic and other stoneDia. 45MM Vacuum brazed diamond drill core bits diamond hole saw for drilling granite marble ceramic and other stone

Dia. 45MM Vacuum brazed diamond drill core bits diamond hole saw for drilling granite marble ceramic and other stone

  • Product Name:Vacuum Brazed Diamond Drill Core Bits
  • Diameter:45mm
  • Grits: 40-50#
  • Total height 60MM
  • Diamond height 15MM
  • Connection: M14 Thread
  • Application:Dry/wet drilling for porcelain tile,granite,marble,stone,Masonry,brick.

Vacuum brazed diamond drill core bits diamond hole saw

Dry or Wet use for Granite, Marble, Engineered Stone, Quartz Stone, Ceramic, Masonry, Concrete, Tile, Glass, Porcelain, etc.

This special Vacuum Brazed diamond technology allows an uncomplicated, hands-free and clean drilling on angle grinders. The Vacuum diamond coating allows fast drilling with extremely clean, chip free holes. 

Vacuum Brazed Diamond Drill Core Bits are designed to drill hard and brittle materials such as ceramics, porcelain, marble, granite, stone materials. Also materials such as stoneware, glazed clinker and hard roof tiles can also be drilled. 

This Vacuum Brazed Diamond hole saw core bit adopt the vacuum brazed technology to weld the diamonds on the edge of the steel barrel. High diamond concentration and excellent welding stength provides a good sharpness and superior lifespan to this core drill bit.


Diameter 45mm,  M14 connection

Diamond height 15MM 

Total height 60MM

Color: Golden

Please click the below link to find more available sizes:

Vacuum Brazed Diamond Core Drill Bits


1. Less Chipping 
2. Better finish quality 
3. Less loss of material 
4. Less heat generation
5. Fast and Smooth drilling
6. Minimizing any breakage 


Vacuum brazed diamond drill core bits diamond hole saw


1.How could we know the quality, if we want to order your products?
Please just test them with a very small order, then you will know the quality. At present,so many people in the world to use Chinese products, because of the high quality and most competitive prices. We are professional manufacturer in supplying diamond tools for more than 8 years. Anyway, confirming our products quality, a small trial order for testing will be necessary.

2.Can you offer free samples?
We don’t offer free samples, according to our many years experience, we think people get the samples by paying, they will cherish and appreciate more what they get. But we are willing to give our potential customers a special discount which they are used to do a testing. It is very important to give us feedback, we appreciate it.

3.Does your company accept custom-made?
Surely, we accept it. Including differentcolor, grit etc. We also can mark your ownlogo and brand on the pad. Any new productsyou want us to produce for you, just send us your drawing or sample, we will produce the same one. We will not sell this kind of products to other customers only if we get your permission.

Contact us:
Multi-layer diamond v shape segment

 No.605 Huahui Center, Shuitou Town 362342 Quanzhou, Fujian, China

TEL: (+86)595-86990206 / Fax: (+86)595-86990220

Mobile/WhatsApp/Wechat: (+ 86) 18650679939 

E-mail: boreway@boreway.com

Lyon Chang
Fujian Nan’an Boreway Machinery Co., Ltd.


Contact Person:Jessie Xu

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