overhead drilling
81steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …
82United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
83Rail fastening system — Elements of a baseplate based rail fastening system 1. Screw for fixing plate to sleeper 2. Elastomeric pad supporting rail 3. Tension washer 4. Rail clamp 5. Tensioning bolt (nut not shown) 6. Baseplate …
84Churchill Machine Tool Company — The Churchill Machine Tool Company Limited Type Machine Tool Manufacturer Industry Engineering Fate Taken over, liquidated …
85List of Late Night with Conan O'Brien sketches — For a list of sketches that debuted on The Tonight Show with Conan O Brien, see List of The Tonight Show with Conan O Brien sketches. The following is a list of sketches which debuted on Late Night with Conan O Brien on NBC. Contents 1 Late Night …
86Gordon Close-Support Weapon System — Type Close Support Weapon System Place of origin  Australia …
87Metal Gear 2: Solid Snake — The cover illustration by Yoshiyuki Takani displays Metal Gear D prominently. Developer(s) Konami …
88Mono–Inyo Craters — Coordinates: 37°53′N 119°0′W / 37.883°N 119°W / 37.883; 119 …
89National Grid (Great Britain) — For the UK Ordnance Survey National Grid for mapping co ordinates in Great Britain, see Ordnance Survey National Grid. 400 kV power line in Cheshire The National Grid is the high voltage electric power transmission network in …
90ODC — Ozone Depleting Chemicals (Governmental » Military) Oil Dri Corporation of America (Business » NYSE Symbols) * Occupational Development Center (Community) * Optical Disc Corporation (Business » Firms) * Orthogonal Defect Classification (Academic… …
