The Morse Kracken ("MHSTK" series), carbide tipped hole saws, are designed to cut a variety of materials, from wood to metal, fiberboard to fiberglass and plaster to drywall. Arbor sold seperately.
Specifications
Details
Bullet Point 1:
Patent pending carbide tooth design for better chip clearance
Bullet Point 2:
Set and ground tooth produces smaller slug dimension for easier removal
Bullet Point 3:
Smoother entry for better control and cleaner cut finish