a dustless table saw with a built - in dust collection system is disclosed . the table saw uses a soft foldable seal to seal the gap between the blade slot and the blade housing , the blade housing has an internal extraction channel to maximize the dust collection . another variation of the table saw utilizes a u - shaped blade housing with a divider . the table saw has a built - in raising / lowering mechanism to raise / lower the blade , and a built - in tilting mechanism to tile the blade . the table saw also utilizes an anti - dust blade guard to optimize the dust extraction .