(of twist drills)
11Micrometer — This article is about the measuring device. For the unit of length, see Micrometre. Outside, inside, and depth micrometers A micrometer (   …
12Pratt & Whitney — Infobox Company company name = Pratt Whitney company company type = Subsidiary of UTC foundation = 1925 location = East Hartford, Connecticut key people = Steven Finger, President industry = Aerospace products = Aircraft engines Gas turbines… …
13Milling machine — For the machine used in road construction, see Asphalt milling machine. Not to be confused with mill (grinding). Example of a bridge type CNC vertical milling center …
14Grinding wheel — Grinding wheels A grinding wheel is an expendab …
15Rotary table — A rotary table is a precision work positioning device used in metalworking. It enables the operator to drill or cut work at exact intervals around a fixed (usually horizontal or vertical) axis. Some rotary tables allow the use of index plates for …
16Магнитно-абразивная обработка (зарубежные публикации) — Публикации по магнитно абразивной обработке (МАО) в зарубежных журналах (на английском языке): 2009 Effects of Horizontal Vibration Assistance on Surface Roughness in Magnetic Abrasive Finishing / Shao Hui Yin, Yu Wang, Han Huang, Yong Jian Zhu,… …
17high speed steel — this term was derived from the fact that it is capable of cutting metal at a much higher rate than carbon tool steel and continues to cut and retain its hardness even when the point of the tool is heated to a low red temperature. Tungsten is the… …
18Drill 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 …
19Drill 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… …
20Drilling — For other uses, see Drilling (disambiguation). Drilling is a cutting process that uses a drill bit to cut or enlarge a hole in solid materials. The drill bit is a multipoint, end cutting tool. It cuts by applying pressure and rotation to the… …
