3PT box blade 1.with PTO shaft 2.Good quality 3.ship timely 4.4ft,5ft,6ft Box BladesMODEL No. ... Features Category I,3 point hinth. Front and rear reversible, high carbon, heart-treated, steel cutting edge.Formed delf cleaning moldboard ... , heat-treated, scarifier shanks with replaceable points. 3PT Box Blade powered by tractor