BDX
BDX TRACK PORTING TOOL PART# 50073
      BDX TRACK PORTING TOOL. THE VENDOR PART NUMBER IS 50073. Read title carefully to know what you are getting. Catalog description….. 
  - Reduces track weight
 - Cuts 1-1/4” holes in track belts
 - Leave clean edges
 - Slugs easily drop from tool