MARTOR Secupro 625 Fully Auto Retractable Safety Knife #625001.02: Amazon.com: Tools & Home Improvement
BMK Insulation Cutter Polystyrene Cutter | Cutting Length 109 cm, Cutting Height 33 cm | Thermal Saw Hot Wire for WDVS Made of Polystyrene and Styrodur : Amazon.de: DIY & Tools