Vacuum Brazed Diamond Technology:More Heavy Duty and Wear Resistant than electroplated diamond bit,provide very high efficiency,cuts faster,durable and sturdy.
Wide Compatibility:Diamond drill bit set for Wet/Dry Drilling/Shaping/Enlaging/Cutting on various materials,like Porcelain Ceramic Tile Granite Marble Stone.
Conveniently:Box packaging for easy storage and portability.Reasonable product collocation meets most work demands.If you have any problem when you use the product, please feel free to contact us for satisfactory customer service.


Bi-Metal Hole Saw Kit | Diamond Core Drill Bits | Diamond Core Drill Bits Set |
Diamond Core Drill Bits Set | Diamond Drill Bits | Drill Bit |





Q1: What products does NINGBO T-WIN specialize in?
A: Ningbo T-WIN specializes in hardware products, focusing on Diamond drill bits.
Q2: Are your products of high quality?
A: Yes, at NINGBO T-WIN, we prioritize delivering high-quality products to our customers. We ensure that our products meet stringent quality standards and undergo thorough quality control processes.
Q3: When can I get the price?
A: We usually quote within 24 hours after getting your inquiry.
Q4: Can I get customized products from your company?
A: Yes, we offer customization services to meet specific customer requirements. Our team can work closely with you to understand your needs and provide tailored solutions.
Q5: What is your approach to customer service?
A: At NINGBO T-WIN, we prioritize exceptional customer service. Our dedicated team is committed to providing prompt and personalized assistance, addressing inquiries, concerns, and providing technical support whenever needed.
Q6: Can I get a sample?
A: Yes, of course. We offer free sample for a small amount of products, but freight collected. You are welcomed to contact us for more details.
