Heavy Duty. A Must have for Tool for Coil Binding Manual Cuts and Crimps Spiral Coils Metal construction Coated grips for comfort Crimps all pitches of plastic spiral coil, especially for 3:1 pitch or 4:1 pitch coil binding ring. Hand Cutter Crimper Pliers for Plastic Spiral Binding Spines Reliable to use: The binding coil is made of high-quality plastic, sturdy and durable, allowing you to easily compile papers and store them for a long time; just lay the binding coil flat and rotate it 360 degrees to easily add and subtract papers, convenient to use Material: plastic+metal Color: as shown Package Contents: 1 x Staple crimping pliers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.