... tool steel or Stainless steel 3-way or Caliper: Vernier caliper:Made of Carbon steel, high quality tool ... with up scriber jaws, withcircular inside jawsMono block vernier caliperSpecial vernier caliper: Include the calipers with point, with inside ... jaws, digital depth gage with hook or w/o hook, digital scaleunit, digital indicator, centerline gage set, and caliper accessory kitVernier depth gage: ...