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.
Diptera. Although a lot of flying insects are referred to as flies -- butterflies, dragonflies, mayflies, and so on -- the true flies belong to the Diptera.The name means two wings, and true flies bear only one pair of functional wings.The reduced remnants of the second pair of wings are known as halteres, and seem to function as stabilizers or as airspeed detectors.he name means two wings, and true flies bear only one pair of functional wings. The reduced remnants of the second pair of wings are known as halteres, and seem to function as stabilizers or as airspeed detectors.