Quality Import 6 Precision Swivel Base Machine Vise HT5040006 (STK). Jaw Depth: 1-5/8 Jaw Height: 1-5/8 Jaw Opening: 4-1/2 Jaw Width: 5-7/8 Size: 6 Type: Precision Ground Swivel Base Milling Machine Vise Weight: 60 lbs.