friction mandrel
31Diopside — Bellecombe, Châtillon, Aosta Valley, Italy General Category Silicate mineral Chemical formula …
32C. G. Conn — C.G.Conn Ltd trademark on the exterior of a saxophone case dating from 1922 C.G. Conn Ltd., sometimes called Conn Instruments or commonly just Conn, was a United States manufacturer of musical instruments, especially brass instruments. In 1985… …
33Sheet metal — Sheets of stainless steel cover the Chrysler Building …
34Gearhart — Industries, The GO Company (formerly GO Oil Well Services, Gearhart Owen Industries) was an independent oil well service company originally founded by Marvin Gearhart and Harold Owen in 1955 and based in Fort Worth, Texas, USA. It provided well… …
35Drill 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… …
36Milling cutter — Milling cutters are cutting tools typically used in milling machines or machining centres (and occasionally in other machine tools). They remove material by their movement within the machine (e.g., a ball nose mill) or directly from the cutter s… …
37Nipple shield (jewelry) — Woman with nipple shield and body paint on her breast A nipple shield is a piece of body jewelry worn on the nipple, partially or fully covering the areola. The shield encircles the nipple,[1] and ca …
38Polygonal rifling — is a type of rifling wherein the traditional lands and grooves are replaced by hills and valleys in a rounded polygonal pattern, usually a hexagon or octagon. HistoryWhile polygonal rifling has been around since the earliest days of rifled… …
39Cold saw — A 185 mm (7.3 in) hand held cold saw A cold saw bl …
40materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …
