Makes guaranteed straight cuts every time. Adjustable rip fence insures straight, controlled cuts, accurate measurements. Saves time when making repeated cuts. Ripfence for Skil and Skilsaw models: 5080, 5180, 5150, 5185, 5280, 5250, 5350, 5400, 5480, 5490, 5500, 5550, 5580, 5680, 5700.