... barb, 2 barbs, 3 barbs on each edge6. has working blade: 25gg, 20gg,25gg, 30gg, 32gg, 36gg, 38gg, 40gg, 42gg 15 ... *18*40*3 C222 GF3037gauge working part , TriangularGauge Shank. 15 (shank diameter in Millimeter is 1.83 ... section diameter in Millimeter is 1.2)Gauge Working Part, 40 (triangular blade height in Millimeter is 0.48)Nominal Length (in ...