Navigator 71850 Model NCU-11-18-55-50 / WH DUDEL-XOMUT is designed to tighten the surfaces of cables and pipes with diameter from 11 mm to 18 mm. This model, which has 55 mm long, is widely used in electricity, plumbing and construction. Structure made of quality plastic is resistant to heat and mechanical effects. Both professional masters and household use are convenient for the simple installation process. There are 50 dowel-homes in 1 parcel and this is ideal for large-scale assembly.