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 group of flies is called a Business of flies not even joking-here ... :-) Check out the government link below for a list of groups of ALL insects, animals, fish, etc....scroll all the way down to the bottom of the page for the listing of Invertebrates ...flies is listed there.eport Abuse. A group of flies is called a Business of flies not even joking-here ... :-) Check out the government link below for a list of groups of ALL insects, animals, fish, etc.... scroll all the way down to the bottom of the page for the listing of Invertebrates ... flies is listed there.
The biggest known fly from the family Diptera (true flies) is Gauromydas heros. Good luck finding any pictures of it, though. There are many other large flies including the tiger bee flie, African bot flies, Horse flies, and robber flies which all can grow to substantial sized, for a fly.