Suitable for securing cables and wiring to wood, masonry and compressed board; for fastening materials on bricks, blocks and concrete; withstands bending up to 45° Range: Flat Grey Clips: For Twin and Earth range of cables (1.0 mm to 10.0 mm diameter, 1, 2 & 3 core) Round Clips: Flexible design, suits cable sizes 3 mm to 19 mm diameter, in Black, White and Brown (Red in 7.0 to 9.0 mm only). Bell Wire Clips: For securely fixing bell wire Materials: Grey Clips: HDPE all weather material, strong resistance to corrosion Round Clips: Heavy duty PP with reasonable resistance to corrosion Bell Wire Clips: Heavy duty PP with reasonable resistance to corrosion Nails: High Carbon Steel SAE 1060, Heat treated to safety specification Box quantity: 100 (RC14-19BK and RC14-19WH in boxes of 50)