High Speed Steel M-3 Bi-Metal Edge Welded to Alloy Steel Back for Heavy Duty Cutting.

.Veriable Teeth 4/6 TPL Teeth.

.Cutting Safely and Effciently,the Best Way to Cut Large Holes,Clearing the Chips in Touth Materials.

.Can be Used in Portable Electric or Pneumatic Tools,Vertical Drill Machines,Lathe,Boring/Milling machines and Other Machine Tools.

.Cuts Through Stainless Steel and Other Materials Pipe.Nail-Embedded Wood,Hard Wood Floors,Plywood and Plastics.

.All the specifications for arbored hole saws are the same as hole saws.There is an extra charge for the pilots.