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Accurizing. Ruger 10/22 carbines, before accurizing (top) and after (below). Externally visible changes are the target-style stock, the more vertical thumbhole grip, the free-floated bull barrel, and a muzzle brake. Accurizing is the process of improving the accuracy and precision of a gun (firearm or airgun).
The large male taper takes a lathe chuck, which is retained by the large nut. A machine taper is a system for securing cutting tools or toolholders in the spindle of a machine tool or power tool. A male member of conical form (that is, with a taper) fits into the female socket, which has a matching taper of equal angle.
Humphrey field analyser (HFA) is a tool for measuring the human visual field that is commonly used by optometrists, orthoptists and ophthalmologists, particularly for detecting monocular visual field. [ 1 ] The results of the analyser identify the type of vision defect. Therefore, it provides information regarding the location of any disease ...
Collet. A W-type external-thread collet (red) being pulled into its spindle seat (green) with a drawbar (blue), clamping, rotating and then releasing a shaft. A collet / ˈkɒlɪt / is a segmented sleeve, band or collar. [1][2] One of the two radial surfaces of a collet is usually tapered (i.e a truncated cone) and the other is cylindrical.
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archery (practice) – The practice of using a bow to shoot arrows. arm guard (equipment) – A protective strap or sheath for an archer's forearm (a.k.a. bracer) arrow (equipment) – A shafted projectile that is shot with a bow. arrowhead (equipment) – The front end of an arrow; also known as the head, point or tip.
5 – Lens holder 6 – Unknown lens 7 – Standard lens 8 – Illuminated target 9 – Light source 10 – Collimator 11 – Angle adjustment lever 12 – Power drum (+20 and -20 Diopters) 13 – Prism scale knob. A lensmeter or lensometer (sometimes even known as focimeter or vertometer), [1] [2] is an optical instrument used in ophthalmology.
Tool bit. In machining, a tool bit is a non-rotary cutting tool used in metal lathes, shapers, and planers. Such cutters are also often referred to by the set-phrase name of single-point cutting tool, as distinguished from other cutting tools such as a saw or water jet cutter. The cutting edge is ground to suit a particular machining operation ...
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