Stopper, with 2 hole, 5 mm dia, Size of 10, 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: 42mm, Top 50mm, Length 25mm
Stopper, with 1 hole, 5 mm dia, Size of 5.5, 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: 24mm, Top 28mm, Length 25mm
Stopper, with 1 hole, 5 mm dia, Size of 8.5, 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: 36mm, Top 43mm, Length 25mm
Stopper, Solid Blue ASTM, neoprene 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, 5 mm dia, Size of 6.5, 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: 27mm, Top 34mm, Length 25mm
Stopper, Blue ASTM, neoprene with 1 hole (5 mm dia) ASTM, Bottom 62mm, Top 75mm, Length 35mm, 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 13.5, pack of 10
Stopper, solid bottom, Size of 3, Colour: Blue, ASTM std, 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: 18mm, Top 24mm, Length 25mm
Solid blue ASTM neoprene stopper, 1 hole, ASTM, Bottom: 33mm, Top: 41mm, Length: 25mm, oil resistant. Can be used up to temperatures of 250 deg F / 120 deg C, Size: No 8.
Stopper, with 2 hole, 5 mm dia, Size of 2, solid bottom, Colour: Blue, recommended ASTM std, neoprene rubber, use with petroleum products, inorganic acids, oil resistance, suitable for temp up to 250 deg F/120 deg C, Size: 16mm, Top 20mm, Length 25mm
Stopper, solid bottom, Size of 5, Colour: Blue, ASTM std, 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: 23mm, Top 27mm, Length 25mm
Stopper, Blue ASTM, neoprene with 2 hole (5 mm dia) ASTM, Bottom 90mm, Top 127mm, Length 50mm, 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 16, pack of 10
Stopper, with 1 hole, 5 mm dia, Size of 10, 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: 42mm, Top 50mm, Length 25mm