Feature:1. High‑quality material, equipped with tip, hard and wear‑resistant, has long service life.2. The oval chip hole design is more conducive to the discharge of chips, and the cutting resistance will be smaller.3. Sophisticated production, provides fine quality, superior performance, can work effectively.4. Wide range of applications, suitable for marble, concrete, artificial stone hole cutting.5. There are five in total, and the hole diameter is 42mm, which is more accurate and better to meet your needs.Specification:Condition: 100% Brand NewItem Type: Hole SawMaterial: DiamondColor: GoldenProcess: BrazingHole Diameter: Approx. 42mm/1.7inHandle Diameter: Approx. 8mm/0.3inQuantity: 5pcsApplicable Equipment: Electric Drill, Bench DrillApplication Scope: For all kinds of stone, ceramics, vitrified tiles, glass, etc. Package List:5 xDiamond Hole Saw