【Diamond Cutting Wheel】This set of diamond cutting wheel contains 20 pieces of 25 mm metal cutting blades, 4 mandrels and 1 Spanner, suitable for most of the drill rotary tools 【Wide range of uses】This stone cutting tools are suitable for a variety of cutting scenarios, such as cutting, carving, polishing, etc. of various gemstones, marble, tiles, porcelain, ceramics and wood, to enhance your work efficiency 【Material】This cut off wheels are evenly coated with diamond particles, equipped with breathing holes to reduce heat and remove debris, designed for use with rotary tools 【Match Multiple Rotation Tools】This cut off wheels for metal can turn the rotary tool into a high-speed cutting saw and grinder to meet your sanding needs for different scenarios 【Caution】Please wear gloves and goggles when using this arbor diamond cutting tool and be careful of sparks, the metal slices may become very hot when cutting, please add water to cool down the temperature Feature: Widely uses: Ideal for cutting all kinds of marble concrete, brick, porcelain, ceramics, epoxy and hard woodsand other hard materials Specification: Material: Carbon steel Coating: Dual sided and edge Disc diameter: 25mm Disc thickness: 0.6mm Arbour shaft length: 35mm Arbour shaft diameter at bottom: 3mm Compatibility: The majority wen ect. Rotary Tools Packing Includes: 20pcs* Diamond grit cutting wheel 4psc* mandrel 1pcs* Spanner