• Video Demonstrations

    Learn quickly by watching actual testing methods and concepts in action.

  • Downloadable Content

    Get access to Skidmore-Wilhem's official DTI Washer verification log and bolt length and minimum tension charts.

  • Skidmore Device Training

    Our pre-installation verification courses include access to our Skidmore bolt measurement device training.

Skidmore-Wilhem's bolt tension training combines 60 years of industry experience with the specifications and quality standards from authorities on structural fasteners.

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This course is designed to establish confidence in the quality of DTI washer fastening solutions by teaching proper testing and verification of the washer.  Completing this course establishes the student as a resource for verifying bolt tension with a Skidmore measuring device and gives them the ability to quickly resolve any issues that may arise during the testing or application of DTI washers in a fastener assembly.

Online Training for DTI Washer Pre-Installation Verification

Preparing to Test DTI Washers

Setup and Usage of the Skidmore Bolt Tension Measuring Device

Pre-Installation Verification Test Walkthrough