Can design different styles of the staircase, also can make the handles. Wood species: Oak, walnut, kempas, jatoba, maple. Can design different styles of the staircase, also can make the handles.Wood species: Oak, walnut, kempas, jatoba, maple.Together with stair accessories,such as stair treads,balustrade,handrails,newel,post,riser,etc. Santos mahogany wooden staircases