The teeth of our hole saw are curved,this design can guarantee for longer life.This is the superiority of our hole saw.

• M3 bi-metal construction for heavy duty cutting
• Can be used in portable electric or pneumatic tools, vertical drill machines and other machine tools.
• For heavy duty cutting in stainless steel , pipes, aluminum, cuprum, hardwood, plywood and plastics.
• Sharper Tooth Geometry cuts material faster for faster drilling.
• Increased high speed steel height (highest in the industry) improves hole saw durability      
• Open eyelets provide for easier removal of cut materials and increased visibility while cutting

• Diameter	14 to 210mm
  Cutting depth	38mm
  Regular teeth	4/6 TPI
  HRC	63-65°