Core Drills |
Common terms and phrases
Belt boiler borehole bottom Box and Pin brass cable carbons chilled shot Chopping bit clamps coal Cold chisel compressor connecting drill core barrel Core Drill cost Cyclone Drill Company Davis Calyx drill Davis cutters derrick deviation diam Diameter of core diamond drill diamond drill boring drill holes drill rods drill spindle drill-holes driller drive pipe equipment extra heavy feet long friction drum friction drum hoist furnished Gas Compressors gasoline engine gauge gear Guaranteed depth Hacksaw Hammer handled Hollow Rod tools horse power hose inch hole Ingersoll-Rand INGERSOLL-RAND COMPANY iron length lowered magnetic main deflecting wedge material method mining Monkey Wrench Ohio operation Orrville Pair Pin Joints pipe wrenches plug plumb-bob pounds pressure prospecting pump quartzite record reef Rope Sockets rotating Sand Screw shaft shot bits sludge Socket wrench speed steam steel Sullivan surface Tongs tube valve vertical Water-swivel weight wheel