TTBU : Blocks for different blades.
  DesignationB1h1L3hH2h4bA1LGICATGIREMgiic
  TTBU 20-26 26.021.44.0020.00439.021.038.0086.002300121 0
  TTBU 25-26 26.021.44.0025.00455.023.042.00110.002300125 0
  TTBU 20-32 32.024.85.3020.005013.019.038.00100.002300122 0
  TTBU 25-32 32.024.85.3025.00508.023.042.00110.002300110 0
  TTBU 32-32 32.024.85.3032.00545.029.048.00110.002300127 0
  TTBU 25-45 45.038.15.3025.007027.023.042.00110.002300518 0
  TTBU 32-45 45.038.15.3032.007020.029.048.00110.002301319 0