With this SEPPI stone crusher MIDIPIERRE dt is possible to crush stones up to 20 cm [8"] Ø, stabilize the soil as deep as 12 cm [4.7"] and recycle paving material as solid road base. MIDIPIERRE dt stone crusher comes with a new, innovative two-option linkage hitch and with a stronger transmission for pto-tractors up 100 to 180 HP.