18" 4 bolt coulter, 5 mm thick to fit Great Plains drills and other machines. Fits both 5" and 5 1/4" bolt circle. Made of high quality boron steel. Pack of 1
18" Narrow cut Vortex with small pilot hole. Used to custom make bolt patterns. It is a $10 fee for each blade for the cutting. Please write hole size and bolt pattern / hole size in "notes" doing the checkout. Pack of 1.