BFT Knife Blades-BT71023-BLD-DR8180- Round Shank Knife Blade, Oscillating, Double Edged,Compatible with Esko BLD-DR810 G424472848mm shaft blade, good blade for cutting different gasket materials, forex, and solid carton. Similar to the DR8160, however the blunter angle reduces the risk of breakage on tougher materials but gives more overcut with thicker materials. Special tungsten carbide knife blade with asymmetric edge. Additional Information Weight 0. 0625 lbs Dimensions 4 0. 5 0. 5 in Material Carton Board, Corrugated Plastic, Flexible Plastic Sheet, Foamed PVC PS, Folding