... barb: 1 barb, 2 barbs, 3 barbs on each edge6. has working blade: 25gg, 20gg,25gg, 30gg, 32gg, ... 38gg, 40gg, 42gg 15*18*40*3 C222 GF3037gauge working part , TriangularGauge Shank. 15 (shank diameter in ... section diameter in Millimeter is 1.2)Gauge Working Part, 40 (triangular blade height in Millimeter ... is 3.18)No. of barbs on first edge, 2No. of barbs on 2nd edge, 2No. of barbs on 3rd edge, 2 ( ...