For the mass production of fastener screws, it may also another good choice for the flat type thread rolling which may reduce production cost, applied to big-valume production. With the same named tool steel SKD11 (JIS) and SKH9, together with advanced heat treatment technology, and thread grinding CNC machien to offer the customer for another choice.

  • thread rolling die
  • serration rolling die
  • Knurling dies

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