A King Kutter disc harrow is field ready and built to last! Frame is constructed of heavy-duty 3in. square tubing, while the 1in. steel axle has maintenance-free sealed steel bearings. High carbon steel disc blades are notched front and rear, and can be adjusted to16°, 30°, 44° and 57° cutting angles. Truck ship. U.S.A. Hitch Type: 3-Point, Category Type: 1, Working Width (in.): 66, Blades (qty.): 16, Blade Size (in.): 18, Blade Type: Disc 3.0mm blade thickness 7 1/2in. blade spacing Double U-bolt bearing stands Truck ship U.S.A. Model 18-16-NBF