Tension Control Bolts

Tension Control Bolts

A Tension Control Bolts(also known as TC Bolts) consists of 1 bolt, 1 nut and 1 washer, pre-assembled.  TC Bolt have an extension that is grooved (referred to as the spline) that is designed to ensure accurate, repeatable, and visible indication of proper tension levels with each installation. Tension Control Bolts  have a button head as opposed to the hex head of regular structural bolts. These bolts require an electric shear wrench to install.