China wholesale 230mm diamond grinding disc - Sapphire /Silicon Wafer Nesting Drill – Kemei

About the product:

Nesting drills are drills that process holes in solid materials in a circular cutting method. The nesting drills are also called core drills. Mainly used in hard and brittle materials such as gems, silicon wafers, sapphire, etc. Sintered diamond is commonly used as a drill bit.

Nesting drill

In the processing of sapphire substrate, the first step is to use a diamond nest drill to dig out the sapphire ingot. The sapphire cutting process is mainly to cut the sapphire crystal with the diamond cutting edge on the top of the nesting drill, and the generated chips are continuously discharged through the chip removal channel of the nesting drill to finally obtain an ingot of the required size.

Specialties & Customed Production

As the leader of precision and ultra-precision grinding tools,  we can offer you bronze bonded diamond wheels with high quality, high performance, and longer cycle time.

we can make the only grinding wheel for you, based on your applications and special requirement.

If you have special needs on the product, leave us the drawing and your requirement.

If you are not sure which type of grinding wheel to choose, or not sure which grit to use, just tell us and we can provide you professional suggestions and solutions.

What you may concern:

1: Are you a factory?

Yes, we are the producer. Our main products are diamond tools, grinding wheels, cut-off discs, sanding belts, oil stones, mounted points, etc.

2, Can I get free samples?

  Yes, within 20USD samples, we can provide for free, but the shipping cost should be covered by the customers.

3, How to confirm the quality?

  We have the most experienced technicians and producers. You can send us the technical parameters of the product and we will produce according to your requirements. You can ask for a sample for free. You can have a pilot order, after you confirm the product, then you can release a normal order.

4, What about quality control?

  We are using the highest quality components & an efficient manufacturing process. We have the strictest QC process. We are proving a high level of service for customers and distributors. We are trying to nail down the quality complaint to zero. We will make you an enjoyable experience working with us.