2026 Taiwan International Fastener Show

Nut Forming Dies

Nut Forming Dies are precision tooling components for cold forging nut production. CYC provides a complete nut forming tool system including die assemblies, die cores, forming die holders, punch & K.O. systems, feed systems, cut-off systems, piercing parts, transfer systems, and special systems — all engineered for multi-station nut formers.

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Nut Forming Tool List

Following Nut Forming Tool List is only for your reference. For more information, please kindly download our catalog.

(1) Die System

  • A410 — Cutting Quill Assembly
  • 410 — Cutting Quill Assembly Core
  • 420 — Cutting Quill Assembly Screw
  • 430 — Cutting Quill Holder
  • A411 — 1st Die Assembly
  • 411 — 1st Die Core
  • 421 — 1st Die Assembly Screw
  • 431 — 1st Forming Die Holder
  • A412 — 2nd Die Assembly
  • 412 — 2nd Die Core
  • 422 — 2nd Die Assembly Screw
  • 432 — 2nd Forming Die Holder
  • A413 — 3rd Die Assembly
  • 413 — 3rd Die Core
  • 423 — 3rd Die Assembly Screw
  • 433 — 3rd Forming Die Holder
  • A414 — 4th Die Assembly
  • 414 — 4th Die Core
  • 424 — 4th Die Assembly Screw
  • 434 — 4th Forming Die Holder
  • A415 — 5th Die Assembly
  • 415 — 5th Die Core
  • 425 — 5th Die Assembly Screw
  • 435 — 5th Forming Die Holder

(2) Punch & K.O. System

  • 111 — 1st Punch
  • 112 — 2nd Punch
  • 113 — 3rd Punch
  • 114 — 4th Punch
  • 115 — 5th Punch
  • 110 — Piercing Punch
  • 141 — 1st Punch Collect
  • 142 — 2nd Punch Collect
  • 143 — 3rd Punch Collect
  • 144 — 4th Punch Collect
  • 145 — 5th Punch Collect
  • 211 — 1st K.O. Pin
  • 212 — 2nd K.O. Pin
  • 213 — 3rd K.O. Pin
  • 214 — 4th K.O. Pin
  • 215 — 5th K.O. Pin
  • 241 — 1st K.O. Pin Collect
  • 242 — 2nd K.O. Pin Collect
  • 243 — 3rd K.O. Pin Collect
  • 244 — 4th K.O. Pin Collect
  • 245 — 5th K.O. Pin Collect

(3) Feed System

  • 805 — Ratchet Wheel
  • 806 — Feed Roller

(4) Cut-Off System

  • 301 — Cutter
  • 302 — Spring Clip for Cutter

(5) Piercing Part

  • 503 — P Type Piercing Die Core
  • 507 — Stripper
  • 139 — Piercing Punch Holder

(6) Transfer System

  • 611 — 1st Transfer Finger
  • 612 — 2nd Transfer Finger
  • 613 — 3rd Transfer Finger
  • 614 — 4th Transfer Finger
  • 615 — 5th Transfer Finger

(7) Special System

  • 454/455 — 4th/5th Die Bush Screw
  • 464/465 — 4th/5th Die Bush
  • 474/476 — 4th/5th Die Bush Ring
  • 484A/486A — 4th/5th Die Upper Washer
  • 484B/486B — 4th/5th Die Lower Washer
  • 494/495 — 4th/5th Die Pushing Sleeve

Common Tools

(1) Punch & K.O. System

  • 121 — 1st Punch Filler
  • 122 — 2nd Punch Filler
  • 123 — 3rd Punch Filler
  • 124 — 4th Punch Filler
  • 125 — 5th Punch Filler
  • 129 — Piercing Punch Filler
  • 131 — 1st Punch Holder
  • 132 — 2nd Punch Holder
  • 133 — 3rd Punch Holder
  • 134 — 4th Punch Holder
  • 135 — 5th Punch Holder
  • 221 — 1st K.O. Pin Filler
  • 222 — 2nd K.O. Pin Filler
  • 223 — 3rd K.O. Pin Filler
  • 224 — 4th K.O. Pin Filler
  • 225 — 5th K.O. Pin Filler
  • 231 — 1st K.O. Pin Holder
  • 232 — 2nd K.O. Pin Holder
  • 233 — 3rd K.O. Pin Holder
  • 234 — 4th K.O. Pin Holder
  • 235 — 5th K.O. Pin Holder

(2) Cut-Off System

  • 303 — Cutter Holder
  • 304 — Stop Pin

(3) Piercing System

  • 504 — Piercing Lower Die Seat Screw
  • 505 — Piercing Lower Die Holder
  • 506 — Piercing Lower Die Seat

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