Tag Archives | Drills

Reamers: Meaning and Types | Drills | Machine Tools | Engineering

In this article we will discuss about the meaning and types of reamers. Meaning of Reamers: Reamer is a rotary cutting tool (of cylindrical or conical shape), used for enlarging or finishing to accurate dimensions a hole previously formed. It is usually equipped with two or more peripheral grooves or flutes which may be parallel to axis (straight reamers) or [...]

By |2017-07-24T11:54:23+05:30July 24, 2017|Machine Tools|Comments Off on Reamers: Meaning and Types | Drills | Machine Tools | Engineering

21 Main Types of Drills | Machine Tools | Industrial Engineering

There is a wide variety of types and sizes of drills. Fig. 18.17 shows the various types of conventional and special purpose drills. Most twist drills are made of high speed steel with or without a carbon-steel shank joined to the body. Some drills are made of cobalt alloys and others have inserts of cemented carbides. Type # 1. Taper-Shank [...]

By |2017-07-24T11:54:22+05:30July 24, 2017|Drilling Machine|Comments Off on 21 Main Types of Drills | Machine Tools | Industrial Engineering
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