This Oetiker clamp kit comprises of 150 popular 2-ear hose c lips with a pincer installatio n tool packed in a plastic ass ortment box. Size range 7mm to 27mm the kit includes the fol lowing clamps; 7-9mm x 20, 9-1 1mm x 20, 11-13mm x 20, 13-15m m x 20, 15-18mm x 20, 17-20mm x 20, 20-23mm x 20, 23-27mm x 20. The clamps are zinc plated .