Flies shear Blades are specially heat treated for optimum toughness and abrasion resistance to make them highly resistant to damage, impact, vibration, clamping and cutting force. In order to serve and supply you better products,we sincerely hope that you could afford such information as below:1)Detailed size or Dimension:Outer Diameter,Bore Diameter,Teeth Number,Thickness,Segment Size; 2)Segment Welding Methods:Laser,High frequncy,Hot press,Cold press 3) Base Body Materail: 9CrSi,Steel,or others 4) Your Quantity; 5) Your diagram;6) any other information you want to know.