The Dirty Hand Tools Model 100 Post Hole Digger is for Category 1 and 2 tractors and allows for fast post hole digging with convenient, safe operation from the tractor seat. Quick connect to 6 spline PTO. Carbide, replaceable cutting edge with spiral tip point included. RanchEx brand 6, 9 and 12 inch augers available for this model (SKU’s 101017, 101018, 101019). You can trust Dirty Hand Tools for all your outdoor power equipment needs.