Includes 386 metric 'O' rings
30 different metric sizes to BS1806
16 pieces each (2.0 w.): 3.0mm, 4.0mm, 5.0mm, 6.0mm, 7.0mm, 8.0mm, 10mm
13 pieces each (2.5 w.): 10mm, 11mm, 12mm, 14mm, 16mm, 17mm, 19mm
12 pieces each (3.0 w.): 19mm, 20mm, 22mm, 24mm, 25mm, 27mm, 28mm, 30mm, 32mm, 33mm, 35mm, 36mm, 38mm
9 pieces each (4.0 w.): 38mm, 41mm, 44mm
Material: Nitrile rubber - NBR-70
