Diamond Core Drill Bits Set 7pcs Tile Hole Saw Kit for Porcelain Tile Ceramic Marble Brick Concrete with 5/8"-11 Thread(20/25/35/50/75/100mm+50mm Beveling Chamfer Bit)

Product description 20/25/35/50/75/100mm+50mm Beveling Chamfer Bit Diamond Suitcase Aluminium portable suitcase included for easy carry and storage and protect of the diamond core drill bits Application Dry drilling/milling for porcelain tile granite marble stone Masonry brick Wet drilling/milling can prolong the service life Features Vacuum Brazed Technology Provides much longer working life faster and smoother drilling Drilling Milling Dry drilling and Milling for porcelain tile granite marble stone Masonry brick Wet drilling/milling can prolong the service life Grinding Bevelling This diamond drill bits is designed for Drilling a hole or Bevelling Enlarging Grinding and Polishing the exsit holes or shaping edging materials