Search results
Results from the WOW.Com Content Network
The blade is made of aluminum alloy, and for the student's safety, lacks a sharp edge. Most iaitō are made of an aluminium - zinc alloy which is cheaper and lighter than steel. This use of alloy and a blunt edge also circumvents Japanese legal restrictions on the manufacture of swords made of ferrous metals.
Sharpened metal drop-point blade Naturally occurring sharp obsidian piece Shark tooth with a sharp, serrated edge A sewing needle comes to a sharp point. Sharpness refers to the ability of a blade, point, or cutting implement to cut through materials with minimal force, and can more specifically be defined as the capacity of a surface to initiate the cut. [1]
Rongeur. A rongeur is heavy-duty surgical instrument with a sharp-edged, scoop-shaped tip, used for gouging out bone.Rongeur is a French word meaning rodent or 'gnawer'. [1] A rongeur can be used to open a window in bone, often in the skull, in order to access tissue underneath.
Sharpening these implements can be expressed as the creation of two intersecting planes which produce an edge that is sharp enough to cut through the target material. For example, the blade of a steel knife is ground to a bevel so that the two sides of the blade meet. This edge is then refined by honing until the blade is capable of cutting.
From Arabic word Kirmiz(evolved in French later),from Sanskrit कृमि kṛmi meaning "worm". Cashmere 1680s, "shawl made of cashmere wool", from the old spelling of Kashmir, Himalayan kingdom where wool was obtained from long-haired goats. [16] Chakram from Sanskrit चक्रं Cakram, a circular throwing weapon, sharp edged discus.
In machining a chamfer is a slope cut at any right-angled edge of a workpiece, e.g. holes; the ends of rods, bolts, and pins; the corners of the long-edges of plates; any other place where two surfaces meet at a sharp angle. Chamfering eases assembly, e.g. the insertion of bolts into holes, or nuts.
Upgrade to a faster, more secure version of a supported browser. It's free and it only takes a few moments:
The shape near the edge can be highlighted by rotating the knife and watching changes in reflection. Nicks and rolled edges can also be seen, as the rolled edge provides a reflective surface, while a properly straightened edge will be invisible when viewed head-on. [5] Edge of a knife after sharpening and stropping.