Yost Vises 6D 6" Heavy-Duty Drill Press Vise with Stationary Base, Made in US Drill press vise with stationary base and 6" nominal jaw width provides clamping action for heavy-duty drilling applications Stationary base creates a firm foundation when mounted to a drill press bench Stationary jaw has a horizontal and vertical V-groove for enhanced grip of circular stock Cast ductile iron for precision and high strength Made in USA and meets Fed. Spec. GGG-V-443-A Type I, Class 2, Style C and qualifies as NSN 3460-00-293-0272