1. M3/M42 High Speed Bi-metal Edge Welded to Alloy Steel Back for Heavy Duty Cutting;
2. 4/6 variable Tooth;
3. Cutting Safely and Efficiently,the Best Way to Cut Large Holes, Clearing the Chips in tough Materials; 4. Cutting Depth to 1-1/2"(38mm), 44mm and 1-7/8"(47mm);
5. Diameters from 9/16" -- 8-17/64" (14-210mm);
6. Can be used in Portable Electric or Pneumatic Tools, Vertical Drill Machines,Lathe,Boring/Milling Machines and Other Machine Tools;
7. Cuts Through Stainless Steel and Other Materials Pipe,Nail-Embedded wood, Hard Wood Floors,Plywood and Plastics;
8. All the specifications for arbored hole saws are the same as hole saws.There is an extra charge for the pilots;

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