About this item

• Brazed diamond hole saw 1 inch (25mm),the cutting depth is 35mm 1.38 inch
• Shank:9.5mm 3/8 inch Triangular handle
• Dry drilling is ok for Ceramic,Porcelain,Tile,Glass,Granite Quartz,Marble,Gemstone
• Special design with a center drill bit for positioning function, which is convenient to guide the hole saw
• Beautiful appearance,excellent antirust function.good quality of diamond.