TECHNICAL TERMS OF TOOLS AND CUTTERS EXPLAINED !!

1.)BLOW PIPE – Gas welding torch in which oxygen and acetylene are mixed and ejected from a nozzle.

2.)CURLING TOOL – Tool designed and made to curl the edge of a metal article.

3.)DEAD SMOOTH FILE – A file having teeth of very fine cut in other words, with its teeth very closely spaced or pitched.

4.)DIAMOND POINT CHISEL – A type of cold chisel ground with a diamond point.

5.)DIE NUT – Tool, shaped like a square or hexagonal nut, and provided with cutting edges, employed for cutting or sizing external threads.

6.)EXPANSION REAMER – A type of hand or machine reamer in which the diameter may be slightly increased by an expanding screw.

7.)LAP – A tool for finishing internal and external surfaces of the workpiece by charging the lap with a fine abrasive. Always made from metals which
are softer than the metal being lapped.

8.)LOADED WHEEL – A grinding wheel that has become dull or filled up from the abrasive particles of the material being ground.

9.)MACHINE TAPS – Taps designed for continuous rather than intermittent cutting and which have less land, more chip space, spiral or straight flutes, and longer shanks on some types.

10.)SHANK – The non-cutting end of a tool which fits into the holding device for driving, as the taper shank on a drill.