Rhino GPD-40 Contractor’s Kit includes GPD-40 Fence Pro Post Driver, Pack of 2 – 2″ Adapters, Pack of 2 – 1-3/4″ Adapters, Pack of 4 – Rhino Grease, and 50 Hour Service Kit. The Rhino GPD-40 is beefed up and equipped with a 2-1/2 inch chuck. The Rhino GPD-40 is powered by the dependable Honda GX35 4-cycle engine. Unlike traditional post driving tools, the GPD-40 runs on regular gas and does not require additional equipment such as propane or hydraulic power sources. The GPD-40 is the perfect tool for post driving tasks across several industries such as erosion control, agricultural, vineyard, sign installation and maintenance, and many more.