When double cups are fitted the delivery of grain and fertilizer can be split for deep banding or placing different material in alternate rows. Clamp-on coulter assemblies, fitted to the front rows provide another option. The tyne and underframe are designed to promote excellent trash flow and enhance the machine's operation in conservation farming. In the Shearer tradition the direct drills are robust and heavily constructed in the areas that count� and built to last. The result is less down time, for a more efficient and cost effective operation. A truly versatile machine, John Shearer direct drills provide farmers with a multitude of options for many different conditions and farming practices.