5pcs Saw Parts Set Flat Teeth Diamond Red Drill Bit Coated Marble Hole Opener 10mm Feature:1. Using high-speed steel material and diamond particles, the edge is hard and not easy to damage.2. The outside of the saw is covered with a red coating, which has good corrosion resistance and can prolong its service life.3. These saws have a small hole of 10mm diameter, which is suitable for drilling in small areas, and the chips are safer without splashing.4. The saw blade is designed with a straight shank, which is suitable for most electric drills or bench drills, and has strong practicability.5. These saws can drill holes in marble, granite, concrete, artificial stone, pebbles, and other materials. Specification:Item Type: Saw Parts SetMaterial: High Speed Steel, Diamond Application: Drilling in marble, granite, concrete, artificial stone, pebbles and other materials; Widely used in DIY, DIY and other scenes. Suitable Equipment: Electric Drill, Bench DrillAperture: Approx. 10mm/0.4inShank Type: Straight ShankColor: RedPackage List:5 x Saw