for: Article no.:1. METAL BASED DIAMOND HONING LEDGES FINISH (MD 25 or Equivalent), TO TEND DRG. NO.: 2368 FOR HONING BORE DIA 12.40 mm 12.80 mm NAGEL/ WENDT MAKE ARE ONLY ACCEPTABLE. ( ONE SET = 4 NOS.) LF. NO.: 4228384169 , Qty.: 30 SETS. Articl