Product Name: BGTEC Diamond Core Drill Bit Granite Laser Welded Hole Saw with 5/8-11 Thread for Marble Concrete With Vacuum Brazed Outside and Inside Protection
Quantity: 1pc
Application:
Drilling hard granite marble all nature stone and concrete
Specification:
Diameter: 1-3/4"(45MM),Total length: 4"(100MM), Thread: 5/8-11 connection
Feature:
1. High quality diamond cutter head is selected, the matrix and steel body are closely combined, and the diamond is firmly embedded;
2. Adopt advanced and high-end technology - laser welding technology to avoid tool teeth falling off during dry processing; The service life and cost performance of the products are greatly improved;
3. Segmented corrugated tooth cutter head provides strong drilling speed and greatly improves work efficiency;
4. The vacuum brazing protective layer arranged on both sides of the inner and outer walls of the matrix provides clean cutting and steel core protection;
5. Fast and stable drilling, long service life and good effect;
6. Need to be cooled with enough water during use, or an appropriate amount of lubricant can improve the service performance of the product;
7. Below 100mm, 6000RPM is recommended and 11000RPM is the maximum