100% , , high hardness, wear-, long service life. Good shape retention, strong grinding capacity, precision machining and high grinding efficiency. Usage: woodworking,industry etc. Mainly applicable to small side grinding machine, grinder. Suitable for high-precision machining, high production efficiency, processing of high hardness materials, high grinding rate and wide application range. Widely used in the construction industry for cutting reinforcement bars, rebar, protruding bolts or anything that needs quick removal or trimming. Specifications: Colour:As shown Material:Emery Package Contents: 2 * Diamond Grinding Wheel Only the above package content, other products are not included. Note: Light 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.