6-Inch Swivel Bench Vises,Heavy Duty Metal Milling Locking 360-Degree Swivel Work Bench Base 150mm Jaw Table Top Clamp Press Swivel Base - - Amazon.com
Yost Model 55C 5-1/2 Inch Tradesman Combination Pipe and Bench Vise with Swivel Base
65C, 6-1/2" Tradesman Combination Pipe and Bench Vise, Swivel Base – Yost Vises