Max Paper Size: Legal/Foolscap Size with A4 Size.Max Punching Capacity: 20-25 Sheets (70gsm).Max Binding Capacity: 500 Sheets.Punching Hole Type: Circle.Punching Hole Size: 5 mm.Throat: Open. Side Margin Adjuster: Fix.BackSpace Adjuster: No.Handle Type: Single One Side Handle.Operation Mode: Manual Punching Handheld Binding.Dimension: 485 x 355 x 220 mm. Weight: 20 kg. (Approx.)