Stopper, with 2 hole, 5 mm dia, Size of 3, solid bottom, Colour: Blue, recommended by ASTM std, neoprene rubber, use petroleum products, inorganic acids, oil resistance, suitable for temp up to 250 deg F/120 deg C, Size: 18mm, Top 24mm, Length 25mm
Stopper, Blue ASTM, neoprene with 1 hole (5 mm dia) ASTM, Bottom 83mm, Top 103mm, Length 39mm, are made from long lasting neoprene rubber, and are oil resistant, Can be used up to temperatures of 250 deg F / 120 deg C, Size: No 15, pack of 10
Stopper, with 2 hole, 4 mm dia, size of 1, solid bottom, Colour: Blue, recommended by ASTM std, neoprene rubber, use petroleum products, inorganic acids, oil resistance, suitable for temp up to 250 deg F/120 deg C, Size: 14mm, Top 19mm, Length 25mm
Stopper, solid bottom, Colour: Blue, ASTM standards, from long lasting neoprene rubber, use with petroleum products, minerals, oils, inorganic acids and bases, oil resistance, suitable for temp up to 250 deg F/120 deg C, Size: 8.2 mm, Top 12.7 mm, Len 25 mm
Stopper, with 1 hole, 5 mm dia, Size of 2, solid bottom, Colour: Blue, recommended by ASTM std, neoprene rubber, use petroleum products, inorganic acids, oil resistance, suitable for temp up to 250 deg F/120 deg C, Size: 16mm, Top 20mm, Length 25mm