The ESCO Pro Series OTR Giant Tire Bead Breaker (Model 10105) is a compact bead breaker used for breaking beads on all five piece wheels 25 in. to 29 in. with pry bar or bead loosening pockets. The OTR Giant Tire Bead Breaker hydraulically pushes the rim flange off of the bead seat band. This hydraulic tool will work with any 10,000 psi hydraulic pump, not included.