Morse Taper #4 (MT4) Boring Head Arbor - 7/8"-20 TPI View larger

Morse Taper 4 (MT4) Boring Head Arbor - 7/8"-20 TPI

5c117615 P5675573 T10668

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Items that are in stock will ship within 7 days. If not in stock, this item is custom made to order.


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This Morse Taper #4 (MT4) boring head arbor is made of solid 4140 tool steel and is proudly made in the USA! It has a 7/8"-20 TPI and is manufactured as an interchangeable boring head arbor for the following PTG floating reamer holders:


  • Morse Taper #4
  • 7/8"-20 TPI
  • 4140 Tool Steel