Muskrat Farm Supply, 416 Broadway Ave, Eden, SD 57232, US

From its 340,000 square-foot factory located in Wahpeton, N.D., Wil-Rich produces a variety of tillage equipment. For more than three decades, the company has manufactured spring tillage equipment that has been used throughout North America and in various foreign markets. Its Excel Series Field Cultivator performs well in heavy residue conditions. The cultivator is designed for secondary tillage and seedbed preparation. Wil-Rich s 957 DDR Ripper is engineered to work in heavy residue conditions. The smooth action auto reset shanks have 4,500 pounds point pressure with 16 inches of trip clearance. Wil-Rich s Quad-Cut Shredder shreds heavy residue left by crops such as corn and cotton.