Press Brake Attachment, Attach to Most Standard 12-Ton or 20-Ton Hydraulic Shop Presses, Upper Die Mounting Cup Inside Diameter: 41 mm, Bending Length: 12 in., Overall Dimensions: 14.50 in. Wide x 7.50 in. Deep x 9.25 in. High|JEGS Shop Press Brake Attachment [Bends Material up to 12 in. long & 3/8 in. Thick].