Starrett Serra craneana Deep cut Bi-Metal 68MM

Aggressive material penetration and kerf clearance. Ideal for solid materials or tubes of a wall thickness greater than 3mm. 51mm hole saw depth improves cutting performance on tubes, particularly where there is a need to cut through both sides of the tube. New tooth material for enhanced heat and wear resistance and greater product life. 51mm (2”) hole saw depth – requires arbors with an extended length pilot drill (e.g. A1E, A2E or A17-38E etc.).