3Pcs Diamond Hole Saw Drill Bit Granite Ceramic Concrete Marble Drilling Tools 28mm 30mm 35mm

1、Made of high quality diamond material with high hardness and durability. 2、Efficient chip hole elliptical chip hole design is more conducive to chip discharge and the cutting resistance is small. 3、Wide range of applications applicable to materials such as marble concrete and artificial stone. 4、Small size easy to carry and store convenient to use and with good performance. 5、With 28mm 30mm 35mm drill bits set which can perfectly meet your needs.