The Summers Diamond Disc is a cross between conventional and vertical tillage. It's notched discs make the implement ideal for use in heavy residue and wet conditions. Unlike traditional discs, the Diamond Disc doesn’t need feathering discs, allowing it to produce clean cuts along field edges and make turns with the discs still in the ground. Summers Diamond Disc DT2510: Price: $60,000 Working width: 10.1 M Required power: 300 hp Working speed: 18 kph