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PCE
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DIFF Main Group
E21B 11/00

Other drilling tools

Introduced: September 1968

Of 4 combined children, 3 exist in both systems.

1 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • E21B 11/005 CPC only CPC only
  • E21B 11/02 Boring rams IPC+CPC Available in IPC and CPC
  • E21B 11/04 Boring grabs IPC+CPC Available in IPC and CPC
  • E21B 11/06 with driven cutting chains or similarly driven tools IPC+CPC Available in IPC and CPC