High-Strength Sucker Rods. Weatherford Artificial Lift Systems offers premium quality, high-strength sucker rods with high and ultra-high load ratings plus highly corrosion-resistant properties. These special chrome-moly/chrome-nickel alloy steel sucker rods are available in 5/8, 3/4, 7/8, 1 and 1-1/8 inch diameters.
A collective name for a group of butterflies is called a 'Kaleidoscope'. However others have called it a 'Swarm' or 'Rabble'. In addition, the collective name for a group of caterpillars is 'an army'. Butterfly Legends Native Americans have a wonderful story about the butterfly. collective name for a group of butterflies is called a 'Kaleidoscope'. However others have called it a 'Swarm' or 'Rabble'. In addition, the collective name for a group of caterpillars is 'an army'. Butterfly Legends Native Americans have a wonderful story about the butterfly.
For other uses, see Aphid (disambiguation). Aphids, also known as plant lice and in Britain and the Commonwealth as greenflies, blackflies, or whiteflies (not to be confused with jumping plant lice or true whiteflies), are small sap-sucking insects, and members of the superfamily Aphidoidea.