TB-C20A: TruBind Manual Spiral Coil Binding Machine, Manual Punch, Manual Comb Spreader/Closer, Disengageable Pins, White and Black

Binding Style: Standard 19-ring plastic combs Punch Capacity: 20 sheets (based on 20 lb. paper) Punch Operation: Manual Depth Margin: Adjustable (2.5mm, 4.5mm, and 6.5mm) Disengageable Dies: Fully disengageable (21 dies) Max. Punching Length: Open throat, which accomodates for any size paper Binding Operation & Capacity: Manual - 2 in. (425 sheets) Warranty: 2 years