In this bachelor thesis is shown develop and designing of a tractor attachment for digging holes in ground in purpose of planting, burying pillars ect. In the introduction is described ways to dig holes. After market analysis is conclude that all attachments work on same principle but they have different design. After analysis, based on functional decomposition and morpholigic matix, were made two concepts. Two concepts were graded and Concept 2 was chosen and elaborated with technical documentation.