Dewalt dt80901 sds max steel cutterspade length 400mm dewalt dt8091 qz this max steel asphalt cutter from dewalt is ideal for heavy duty chiselling channelling and demolition tasks in concrete stone medium hardness floor and wall tiles general masonry and mortar manufactured from specially toughened steel ensuring tough bits and micro processor controlled heat treatment for consistently tough long life chisels dewalt dt8091 qz sds max steel asphalt cutter 90mm length 400mm