The Lasco Cone Log Splitter Model M4-5.2 S is a 4 motor Hydraulic Wood Screw designed to be mounted on a 10-25Ton Excavator. The attachment requires 50 to 67 GPM of Hydraulic Flow at 2900 to 3900PSI. This splitter is capable of splitting logs up to 48” in diameter and larger and up to 20’ long. Mounting plate and hyd hoses available upon request.