VIBCO BIG BERTHA can shake even the toughest materials out including hot asphalt, clay, fertilizer, frozen or wet dirt, dredging material, fly ash, wet loam- any material from every corner without a shovel. Keep equipment maintenance and replacement costs under control – no more tailgate slamming, reduce wear and tear on your breaks, stop jerking your hoist, and stop doing damage to your body by scraping it with an excavator or backhoe! Mounting Kit (carbon steel mounting plate, bolts, and washers), & Wiring Kit (34 feet of #4 AWG cable, 20 feet #16MTW, 7 ring terminals, push button switch, solenoid, and circuit breaker) included for easy installation.