4' Milling Machine Lockdown Vise Swiveling Base Precise Scale Clamping Vise Durable Material Hardened Clamping Jaw Swivel Base Quality Lead Screw Adjustable Handle Multifunctional Tool Base Swivel: 360º,Jaw opening: 3.93 in (100 mm),Bench clamp vise height (w/ base): 4.9inch (12.45 cm),Jaw height: 1.26 inch (32 mm),Gross weight: 34.9lb (15.83 kg),Clamping force: 19 KN max,Jaw width: 3.93 in (100 mm),Package dimensions (L x W x H): 15' x 9.8' x 6.7' (38 x 25 x 17 cm)