Carbide tipped hole saw, with body forged of one piecel. Round sawing in all kinds of woods and boards, MDF, aerated concrete, plaster board, tile (up to a scratch hardness of 6) and plastics like acrylic glass, Corian®, GFRP, HPL coating, polycarbonate, PVC and Trespa® board. Fast and easy remove of the saw core by using the PUMPSHANK® ejector. Optimum concentricity of the hole saw thanks to the massive bottom and one-piece saw body.