Features: *Using diamond high manganese steel new brazing process upgraded blade more convenient safe and longer service life. *High temperature resistant diamond cutting blades reduce vibration for straighter faster cuts. It s sharp and won t sag. machine is multi-purpose small incision resistant to cutting and wear-resistant. *Scope of application: for smooth cutting chamfering and grinding of glass jade crystal wine bottles ceramic tiles and more. *The 1mm ultra-thin saw blade does not damage the surface of the object the grinding force is uniform and the flatness is good. Low grinding noise less dust less debris first-class cutting! *Specially designed for 100 angle grinders easy to install and use can withstand the requirements of dry/wet cutting and long continuous cutting. *Comes with angle grinder pressure plate removal socket wrench and 2pc 100-type angle grinder pressure plates which can be used with various manual power tools such as electric wrench crank or manual wrench. Specifications: Product Name: Grinding Wheel Set Optional Cutting Disc Colour: Black Yellow Blue Purple Material: Diamond high manganese steel Diameter: 100mm/3.93inch Bore: approx. 20mm Thickness: 1mm Suitable for: 100 Type Angle Grinder Quantity: 4pcs Set Package Included: 1 x Glass Cutting Disc 1 x Socket Wrench 2 x Angle Grinder Pressure Plates Note: 1.Transition: 1cm=10mm=0.39inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data.