RAISE Cutter F47 T47 Compatible with SILCA MATRIX Key MachineF47 T47 Compatible with SILCA MATRIX Key Machine FEATURES 1. Material: Imported high hardness and high wear resistance carbide material, ultrafine grain and good wear resistance. 2. Character : Accurate size, high precision of cutting key; sharp, aimed at the high speed of the electronic key machine, we design back angle of easy chip removal, cut fast and light. 3. Advantages: Sharp, cut brass key and nickel silver key smooth without burrs.