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The pressure controlled installation of the ATLAS® RIV939 pull-to-pressure tool assures consistent installations and improves mandrel life.
  • Pressure controlled setting allows the installation of the same insert into various material thickness without any adjustment of the tool.
  • Pull-to-pressure feature extends mandrel life.
  • Mandrel is a hardened socket head cap screw which is easy to replace when necessary.
  • The auto-reverse feature after installation increases production rate.
  • Eliminates over installing and double installing ensuring fastener thread integrity.
Unit of Measure

Product Detail

  • RIV939 (4621500 tool only) - nose pieces sold separately.
  • RIV939-UN (unified kit) - includes a gun and tooling to install thread sizes #6-32, #8-32, #10-32, 1/4-20, 5/16-18 and 3/8-16.
  • RIV939-MT (metric kit) - includes a gun and tooling to install thread sizes M4 through M10.

Specification Table

ATLAS® RIV 939 Pull-To-Pressure Tool Specifications Table


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