Bessey PS55 Seaming tool PS, BE181012 - Twin vacuum cups for clamping non-porous for clamping and positioning components with a smooth surface, such as ceramic, granite, Corian¨, plastic, sheet metal and glass, which require low clamping forces (up to 260 N). Clamping levers on the suction cups ensure rapid handling. Cam lever to compensate for differing heights at the joint. Levelling toggles ensure smooth surface joint, reduces grinding, sanding and finishing.