![turning chisel with turning plates](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)
Blade description:
D = blade shape, D is 55 degree diamond
C = free angle is 7 degrees (with free angle is a blade)
M = blade length, thickness, hole accuracy
T = symbol of hole slot (you can ignore it)
07 = cutting edge is 7 mm
02 = the blade thickness
04 = 3.97 mm