Designed for use in applications such as flexible tap connectors and taps, and where the washer is likely to be subject to high clamping pressures. Contains a mix of 14 of the most common size washers. Pack of 330 fibre washers of various sizes ideal to suit a variety of jobs. Includes 270 Red fibre washers in 7 sizes (9 x 6.4mm, 12.6 x 8.3mm, 16 x 10mm, 15.5 x 11.5mm, 19 x 13.5mm, 22 x 14.6mm, 22 x 17mm), 35 Fibre washers in 3 sizes (1", 1.2", 3/4"), 15 Ball valve seating washers in 2 sizes (1.2", 3/4") and 10 Top body washers in 2 sizes (No. 3, No. 4).