Switch Plows Nammco Machine Shop designs & manufacturers Switch Plow products including 3 point deep breaking disc switches ( Heavy Duty In-Furrow and the Heavy Duty On-Land ) and 3 point deep breaking switch shovel types ( Heavy Duty In-Furrow and the Heavy Duty On-Land ).     3 PT Deep Breaking Switch Type Plow - Disc   Heavy Duty In-Furrow  - Available in 3, 4, 5, & 6 Bottom with 32 inch discs   Heavy Duty On-Land - Available in 4, 5, 6, 7, & 8 Bottom with 32 inch discs     Optional Items include Rear Guage Wheel Assembly, Pack Hitch and 36" & 38" Discs   3 PT Deep Breaking Switch Type Plow - Shovel   Heavy Duty In-Furrow  - Available with 3,4,5 & 6 Bottom 24 inch Shovels   Heavy Duty On-Land  - Available with 4,5, 6, 7 & 8 Bottom 32 inch Shovels     All Shovel Bottom Plows Are Equipped With Rear Gauge Wheel Assembly Less Tire