class_mapping.json

{
  "0": "10#_19_4.6",
  "1": "10#_38_4.6",
  "2": "7#_16_Yellow",
  "3": "7#_25_Black",
  "4": "7#_25_Yellow",
  "5": "7#_40_Black",
  "6": "7#_40_Yellow",
  "7": "8#_16_Round",
  "8": "M3_10_Flat",
  "9": "M3_10_Round",
  "10": "M3_14_Flat",
  "11": "M3_14_Round",
  "12": "M3_18_Flat",
  "13": "M3_18_Round",
  "14": "M3_6_Flat",
  "15": "M3_6_Round",
  "16": "M4.2_20_Flat",
  "17": "M4.2_20_Round",
  "18": "M4.2_25_Flat",
  "19": "M4.2_25_Round",
  "20": "M4_12_Flat",
  "21": "M4_12_Round",
  "22": "M4_16_Flat",
  "23": "M4_16_Round",
  "24": "M4_18_Flat",
  "25": "M4_18_Round",
  "26": "M4_25_Flat",
  "27": "M4_25_Round",
  "28": "M4_30_Flat",
  "29": "M4_30_Round",
  "30": "M4_8_Flat",
  "31": "M4_8_Round",
  "32": "M5_10_Flat",
  "33": "M5_10_Round",
  "34": "M5_16_Flat",
  "35": "M5_16_Round",
  "36": "M5_18_Flat",
  "37": "M5_18_Round",
  "38": "M5_20_Flat",
  "39": "M6_20_Round"
}