The use of high-precision cylindrical grinding diamond grinding wheels to grind PCB drill bits improves efficiency and improves defects such as poor smoothness, chipping, sawtooth, large and small faces or eccentricity, greatly reducing the waste of processed micro drills and improving the yield rate. Lift to the extreme. This type of grinding wheel is used for precision machining of carbide and high-speed steel micro drills with small bar diameters and shallow groove depths.

Zhecheng Xinrui Diamond Tools Co., Ltd. is committed to providing efficient and economical PCB micro-drill grinding solutions
specifications drawings:

• Established in 1990, Zhecheng County Xinrui Diamond Tools Company Limited. (former Zhecheng County Jingxin Super abrasive Products Company Limited.) is located in Zhe Cheng County, Henan Province, the township of man-made diamonds in Henan Province, China, covering an area of 26,000 square meters.
• Since its establishment, it has focused on the production, research and development, and sales of diamond powder and abrasive tools.
• The main products are artificial diamond micro powder, diamond super fine powder, diamond shaping material, diamond crushing material, electroplated diamond, diamond soft grinding piece, diamond grinding paste, diamond tool tip, diamond saw blade,diamond disk diamond polycrystalline composite piece PCD ,The elastic grinding block,abrasive disc cutter,diamond grinding wheel,lab grown diamond,Opening tool and so on.
• The products are applicable to stone, machinery, electronics, aviation, geology and other fields, is grinding and polishing gems, optical instruments, glass, ceramics tools of choice.
• The company can carry on the special custom processing service according to the user's specific request.
• We have advanced equipment and instruments to check for you.
• Professional r & D personnel accompany you to make progress together.
• Excellent production personnel control the details.
• Sincere service attitude, sunny enterprise atmosphere.
• We take the slogan of "sincerity, pursuit and excellence" as our duty to help you solve problems.
• Xinrui Diamond is looking forward to meeting you.

1. Q: How do we guarantee quality?
A: Always have a pre-production sample before mass production; Always carry out final inspection before shipment;

2. Q: How can I place an order with us?
A: First of all, contact us, make an inquiry and get a quote within 24 hours. Next, we will send the product to you by the appropriate logistics method after receiving your payment. Finally, you will receive the product in about 2 to 4 working weeks.

3. Q: How can I visit your company and inspect the products?
A: Take a plane to Zhengzhou Xinzheng International Airport. We will pick you up at the airport and help you book your hotel. All free services.
4.Q: What can you buy from us?
A: Diamond powder, Diamond Polishing Pad, Diamond Grinding Wheel, Diamond Core Bit, lapping paste, synthetic diamond
5.Q: Why should you buy from us not from other suppliers?
A: Our core team had been in the business line of diamond tools for more than 20years, and 20 years rich experience in manufacturing and supplying all kinds of Diamond Tools. We are keep improving our technology and capacity. We are focus and professional.
6. Q: How do I pay?
A: The payment methods include telegraphic transfer, Western Union, Bank of China, etc. The specific payment method is determined according to the result of communication between the two parties. If you come to China, you can pay in cash. You can also transfer

7.Q: How do you ship the goods and how long will it take to arrive?
A: We usually ship by DHL, UPS, FedEx or TNT. It usually takes 7-30 days to arrive. Air and sea freight may be optional.