Akiles CoilMac ECI+ Manual Coil Punch with HD Electric Coil Inserter
Amazon.com: Akiles ACM-ECI41 Model CoilMac-ECI Manual Coil Punch with HD Electric Coil Inserter, Standard 4mm Round Holes, 5 Disengageable Pins, Suggested Up to 20-Sheet for 20 lbs Paper or 2.6mm for Hardboard :
Spiral Akiles Coilmac ECI 41 Coil Binding Machine & Punch With Electric Inserter for sale online | eBay