A versatile, torque controlled through fixing for use in a wide range of anchoring applications into concrete. Complete with hex full nut and washer. NOTE: If no torque wrench is available, tighten the nut 3 to 4 full turns from finger tight. Chamfered head design to prevent damage to thread during installation.Zinc plated and passivated (3-5 microns).Manufactured from cold formed carbon steel (grade 5.8).Special expansion clip for rapid installation.