TC Bolts California

Tension Control Bolts, Twist Off Bolts Tension Control Bolts or TC Bolts in California, are available from Bristol Machine Company. TC Bolts consists of 1 bolt, 1 nut and 1 washer and incorporate a button head configuration design for an increased load bearing area. TC Bolts, Twist Off Bolts Tension Control Bolts or TC Bolts are designed with a spline drive on the threaded end of the bolt to ensure that repeatable tension levels are achieved with each installation. The thread length of TC Bolts are per ASTM specifications.

TC Bolts at Bristol Machine Company in California feature:

  • Proper tension ensured
  • Dependable & Repeatable results
  • Can be used in shear or in tension
  • One man installation on one side of the structure
  • Light weight electric wrench can install multiple diameters
  • Quick & easy installation, no match marking required
  • Reduced job site noise

TC Bolts at Bristol Machine Company in California are interchangeable with other high tensile fasteners and use standard bolt hole size. TC Bolts are installed using an electric shear wrench (Tone) which has an outer socket that turns the nut counterclockwise, while grabbing the spline with the inner socket turning it clockwise. Once the required tension level is reached, the spline snaps off which indicated proper installation. TC Bolts also do not require tool calibration for installation and provide an extended tool life due to no over-torquing.

Contact Bristol Machine Company in California today if you have any questions about our Tension Control Bolt Assemblies. If you are purchasing TC Bolts for a project in the California area, Bristol Machine is your solution!

Specifications Available



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    Specifications Available

    F1554-36, F1554-55, F1554-10, A193-B7, A354-BD, A449

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    We Provide Quality Services

    Our dedicated staff is here to help!

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    Industry Experience

    We have over 45 years in business!