Upgraded diamond blade: The generation diamond saw blade adopts the fiber welding process, which refuses to drop the diamond and is more durable compared with the old diamond saw blade.It can be used not only for cutting but also for chamfering and grinding, which is excellent value for money. Professional & Practical: 1mm ultra-thin design, in cutting glass, jade, crystal, ceramics, etc. will not produce chipping damage to the surface of the object, the cut is small and smooth, also suitable for PVC pipes and plastic pipes,not only cutting from the outside, but also suitable for work scenarios where pipes need to be cut from the inside. Convenient & Easy: Easy to install, compatible with most small drills and electric grinders, also suitable for most rotary start tools, can be used for dry cutting and wet cutting, but it is recommended to keep wet when cutting to reduce dust. ATTENTION: For your safety, please must wear gloves and goggles and be care around spark when using rotary tool accessories;And the maximum speed of the saw blade cannot exceed 20,000 rpm;Keep out of the reach of children to prevent injury. Great value set: You will receive 2PCS Diamond ,and 1/4Inch Hex Shank(length:2.36Inch/2.75Inch); For your safety, please must wear gloves and goggles and be care around spark when using rotary tool accessories. Length:A:2.36Inch/B:2.75Inch Colour:As Shown Material:Metal Package Contents: 1set * glass cutting disc Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.