CATERPILLAR , Hammeroc HR-450 Breaker To Fit Caterpillar 345 Excavator Complete With Mounting Bracket 11,000 ft-lb Working Weight: 8,300 Pounds Impact Frequency: 320-510 bpm Oil Operating Flow: 2030psi Tool Diameter: 6.7" Carrier Weight: 88,000 - 154,000 Pounds Unit Completely Rebuilt Year of Manufaturer: 2005
