drill material
1Drill (fabric) — Drill is stout durable cotton fabric with a strong bias (diagonal) in the weave.[1] It can be used unbleached, although it is more often bleached or dyed.[1] Use in clothing …
2Drill cuttings — Drill cuttings[1] are the broken bits of solid material removed from a borehole drilled by rotary, percussion, or auger methods. Boreholes drilled in this way include oil or gas wells, water wells, and holes drilled for geotechnical… …
3drill|ing — drill|ing1 «DRIHL ihng», noun, adjective. –n. 1. the act of a person or thing that drills. 2. the material removed by a drill. 3. training in military or physical exercises. 4. learning by doing a thing over and over again. –adj. of, having to do …
4Drill 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 …
5Drill — 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… …
6drill — drill1 drillable, adj. drillability, n. driller, n. /dril/, n. 1. Mach., Building Trades. a. a shaftlike tool with two or more cutting edges for making holes in firm materials, esp. by rotation. b. a tool, esp. a hand tool, for holding and… …
7drill — 1. verb /dɹɪɫ/ a) To create (a hole) by removing material with a drill [tool]. Drill a small hole to start the screw in the right direction. b) To practice, especially in a military context. They drilled daily to learn the routine exactly. 2.… …
8Drill 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… …
9Drill (disambiguation) — A drill is a tool or machine for cutting holes in a material. Drill may also refer to: Military: The movements performed on a military parade Former name of the United States Army Reserve s weekend assembly. See Battle Assembly. Exhibition drill …
10drill — [[t]drɪ̱l[/t]] drills, drilling, drilled 1) N COUNT A drill is a tool or machine that you use for making holes. ...pneumatic drills. ...a dentist s drill. 2) VERB When you drill into something or drill a hole in something, you make a hole in it… …
