Here's the affordable, portable way to test springs. The hex-design body is very versatile: use it in a vise or an arbor press. These hydraulic models are supplied with a rubber gauge protector. Product Features:Mini Stylefor Vise or Arbor Use0-300LB Range5LB IncrementsModel Comes Complete with a Rubber Gauge Protector. This Tool Is An Affordable and Portable Way To Test Springs