Features : Moving jaw is plain & fixed is provided with one vertical & two horizontal 90° V-grooves. Horizontal and vertical V-groove in the stationary jaw allows holding of round job securely. The base and slides are precision ground for stability and accurate operation. Continuous Screw giving powerful grip on work. Construction : Body graded Cast Iron dully stress relieved. Lead Screw toughened selected steel. Precision ground hardened & tempered tool steel jaws Finish : Amazon Green