If you liked our first gas powered post driver, meet its big brother. 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. Weighing in at 38 pounds, GPD-40 has all the mobility of the GPD-30, but delivers MORE power to drive larger posts. The GPD-40 is ideal for post driving applications ranging from t-posts, tent stakes, form pins, grape stakes, and fence posts up to 2-3/8 inch diameter. 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. Equipped With: 2-1/2 inch (63.5mm) I.D. Master Chuck Weight: Approx. 38 lbs. (17.24 kilogram)