Diamond Core Drill Bit 1-1/4"(32mm) SANLEETEK Diamond Laser Welded Hole Saw for Drilling Granite Marble Concrete Quartz 5/8''-11 Thread

Diamond Core Drill Bit 1-1/4"(32mm) SANLEETEK Diamond Laser Welded Hole Saw for Drilling Granite Marble Concrete Quartz 5/8''-11 Thread

【Specifications】Diameter 1-1/4"(32mm); Total length 100mm; Diamond height 10mm; Diamond Grit #25/35; 5/8''-11 Thread 【Application】Dry or Wet drilling Granite Marble Concrete Quartz , etc. (Wet drilling will prolong the segment life) 【High Performance】High-quality diamond extends drilling life and improve the working efficiency. Laser welding technology can protect segments from being off when dry working 【Unique Detail】The vacuum brazing protective layer on both sides and outer walls of the matrix provide clean cut and steel core protection 【Easy to Operate】The bits is suitable for 5/8''-11 thread angle grinder. Recommended speed 6000RPM, maximum speed 11000RPM.