8" Bench Vise Multipurpose Heavy Duty Ductile Iron Swivel Locking Base Superior Strength & Toughness 360° Rotating Flexibility Quick Lock & Release Long-Lasting Performance Improved Load-Bearing Capacity Wide Application Swivel Base: 360 Degree, Jaw Width: 8" / 203 mm, Max Jaw Opening: 8" / 203 mm (Forward); 11.5" / 292 mm (Reverse), Throat Depth: 3.7" / 94 mm, Pipe Jaw Capacity:? 15-60 mm, Item Model Number: 9528, Anvil Size: 3.39 x 3.39" / 86 x 86 mm, Material: Ductile Cast Iron QT450, Carbon Steel Q235, Carbon Steel 45#, Product Dimensions (L x W x H): 17.91 x 8.07 x 8.66" / 455 x 205 x 220 mm, Net Weight: 44.24 lbs / 20.1 kg.