- drill diameter
- диаметр бурения
English-Russian mining dictionary. 2015.
English-Russian mining dictionary. 2015.
Drill bit sizes — Drill bits are the cutting tools of drilling machines. They can be made in any size to order, but standards organizations have defined sets of sizes that are produced routinely by drill bit manufacturers and stocked by distributors. In the U.S.,… … Wikipedia
Drill bit shank — The shank is the part of a drill bit grasped by the chuck of a drill. The cutting edges of the drill bit are at one end, and the shank is at the other. Different styles of shank/chuck combination deliver different performance, such as allowing… … Wikipedia
Drill bit — For the fictional character, see Drill Bit (Transformers). For the cancelled skyscraper nicknamed Drill bit, see Chicago Spire. For the types used in drilling wells, see Well drilling. From top to bottom: Spade, lip and spur (brad point), masonry … Wikipedia
Drill — For other uses, see Drill (disambiguation). Drill scheme A drill or drill motor is a tool fitted with a cutting tool attachment or driving tool attachment, usually a drill bit or driver bit, used for drilling holes in various materials or… … Wikipedia
Drill string — A drill string on a drilling rig is a column, or string, of drill pipe that transmits drilling fluid (via the mud pumps) and torque (via the kelly drive or top drive) to the drill bit. The term is loosely applied as the assembled collection of… … Wikipedia
Drill and tap size chart — Below is a comprehensive drill and tap size chart for all drills, imperial and metric, and taps up to 36.5 mm. Contents 1 Chart 2 See also 3 References 4 External links … Wikipedia
drill sizes — traditional drill sizes are numbers 1 80, with larger numbers indicating smaller drills. Number 1 has diameter 0.2280 inch and number 80 has diameter 0.0135 inch. Larger sizes are designated by letters or by specifying the diameter directly in … Dictionary of units of measurement
Drill line — … Wikipedia
Drill bushing — A drill bushing, also known as a jig bushing,[1] is a tool used in metalworking jigs to guide cutting tools, most commonly drill bits. Other tools that are commonly used in a drill bushing include counterbores, countersinks, and reamers. They are … Wikipedia
drill bit stock — n. A stock that has a price under one dollar. Example Citation: Heard the latest lingo on the Street? It s drill bit stocks, as in stocks trading in the drill bit range (3/64, 5/16, etc.). Andy Serwer, Loose Change, Fortune, April 30, 2001… … New words
Drill-Bit Stock — A term used to describe shares that trade for prices less than one dollar. The fractional prices are comparable to the diameter measures of drill bits found in a hardware store. Drill bit sizes are described by fractions of an inch whereas drill… … Investment dictionary