Starrett DCH1136 Deep Cut Bi-Metal Holesaw 46mm mpn_SUP-81500189 Comes with tap

Comes with tap

jaw opening: 67mm

just pull back the lever and the blade drops out

oil and most acids

Bosch GEX 34-150 Professional Random Orbital Sander 110V Version

Starrett DCH1136 Deep Cut Bi-Metal Holesaw 46mm mpn_SUP-81500189 Comes with tapThe Starrett Deep Cut Bi Metal Holesaws offer aggressive material penetration and kerf clearance. Improved tooth material for enhanced heat and wear resistance and greater product life. Ideal for solid materials or tubes with a wall thickness greater than 3mm. The large cutting depth improves cutting performance on tubes, particularly where there is a need to cut through both sides of the tube. Cutting Depth: 51mm. Starrett DCH1136 Deep Cut Bi Metal