It opens to about 3 inches max. Nice edges and hardy hole. See pictures for details and dimension.
Please feel free to ask questions including if you need more pictures. Dont let this rare jewel get away.
The item "Charles Parker No. 1 Bench Anvil Vise 1877 Antique Vintage Rare Blacksmith Vice" is in sale since Monday, August 12, 2019. This item is in the category "Collectibles\Tools, Hardware & Locks\Tools\Blacksmithing". The seller is "airsickinnh" and is located in Concord, New Hampshire. This item can be shipped to United States.