Enerpac NS70105SA is Specially designed to suit standard ANSI B16.6/BS1560 flanges with Tri-blade technology providing three cutting surfaces on a single blade. The preset scale allows controlled blade extension, which avoids damage to bolt threads and also the Internal Pressure Relief Valve for overload protection. It is a Single-acting, spring return cylinder having Interchangeable heads that provide maximum nut range flexibility. The Grip tape and handle are included for more secure maneuverability and also a Nickel-plated cylinder body for excellent corrosion protection and improved durability in harsh environments.