... them highly resistant to damage, impact, vibration, clamping and cutting force. Files shear knives's life are above 3-5 ... : 2008, SGSIn order to serve and supply you better cutting tools, we sincerely hope that you could afford such information ... or Dimension: Outer diameter, bore diameter, teeth number, thickness, segment Size2) Segment welding methods: Laser, High frequency, hot press, cold press ...