The CW-51MC Double-Angle Conversion Kit allows you to duplicate or cut from depth keys. The M2 tool steel will cut steel, brass or nickel silver. This flexible cutter kit for use with: HPC Speedex® Series, Taylor KD-1, 2, etc., Dominion 145, 146, Ilco 2584, 2585 and Keil 4, 4 1/2. Includes cutter No. CW-50MC, tracer, washers and complete instructions.