Now in stock DID Style Chain Breaker Tool perfect for 520 upwards chains

By Josh Wiggs 0 comments


This heavy duty tool will break, assemble & rivet standard chains for sizes 520, 525, 530 and 630. Suitable for most drive, cam O-Ring and Z-Ring chains.

JT DID Style Chain Tool


  • Designed to break roller chain size 520 to 630 for both cam chains and motorcycle drive chains. Standard, heavy duty, O-Ring, X-Ring and Z-Ring chains. It is recommended to first grind the rivet head on 520 and larger chains.
  • Designed to rivet most hollow pin connecting links up to 630 pitch size.
  • Includes press for fitting interference fit side plates.
  • Suitable for all chain types (DID, JT, IRIS, TSUBAKI, etc etc)
  • Heat treated for strength and durability
  • The extractor pin is precisely guided ensuring long pin life.
  • For riveting hollow pin connecting links.
  • Comes with clear case and full operating instructions

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