Large Ratio Automatic Back Spotfacing Tool

Large Ratio Automatic Back Spotfacing Tool

Designed for CNC machining, Heule's BSF (Back Spot Facer) tool is an economical backwards spotfacing and counterboring tool that allows machining of large spotfaces and counterbores up to 2.3xd without turning the work piece over.

October 11, 2021
Product Demos Cutting Tools & Tooling

Designed for CNC machining, Heule's BSF (Back Spot Facer) tool is an economical backwards spotfacing and counterboring tool that allows machining of large spotfaces and counterbores up to 2.3xd without turning the work piece over. The design of the BSF focuses on optimal cutting performance, chip removal, and reliability.

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Glossary terms in this article

  • counterboring
    Enlarging one end of a drilled hole. The enlarged hole, which is concentric with the original hole, is flat on the bottom. Counterboring is used primarily to set bolt heads and nut…
  • spotfacing
    Similar to counterboring except that, in spotfacing, material around the original hole is cut. Application example: the recessed area into which a washer fits. See counterboring; c…

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