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Background/Objectives: The focus of this paper is to develop an Adjustable Drawing Table and T-square Rack with Lock that can secure the t-squares, triangles and other drawing materials that draftsman, architects, and engineers used in making plates and plans. Methods/Statistical analysis: The rack’s structure consists of 40 sets of bended plain sheet panels. The first 20 panels have a length of 0.80m while the remaining 20 has a length of 0.50m. All panels have the same width which is 0.20m. It has a frame with length of 2.30m. The T-square rack can be converted into a table. The table is made up of ply board with a thickness of ¾ and 1.10x0.78m in size. There are two tables located behind the rack. Findings: It has two drawers that can accommodate 40 pcs. triangle. It has a wing nut that serves as a lock when rotating the table at different angle. Improvements/Applications: A removable table top when it is not needed and detachable second rack from its main rack.