Search results
Results from the WOW.Com Content Network
Scalpel blade injuries were among the most frequent sharps injuries, second only to needlesticks. Scalpel injuries made up 7 percent to 8 percent of all sharps injuries in 2001. [12] [13] "Scalpel Safety" is a term coined to inform users that there are choices available to them to ensure their protection from this common sharps injury. [14]
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]
The smaller the angle between the blade and the stone, the sharper the knife will be, but the less side force is needed to bend the edge over or chip it off. The angle between the blade and the stone is the edge angle – the angle from the vertical to one of the knife edges
Finnish outdoor utility knife, puukko Retractable blade knife with replaceable utility blade A utility knife is any type of knife used for general manual work purposes. [1] Such knives were originally fixed-blade knives with durable cutting edges suitable for rough work such as cutting cordage, cutting/scraping hides, butchering animals, cleaning fish scales, reshaping timber, and other tasks.
Well equipped makers usually use a large industrial belt grinder, or a belt grinder made specifically for knife making. The standard size for a knifemakers' belt grinder is a grinder that runs a belt size of 2" by 72". Pre-polish grinding on a heat treated blade can be done if the blade is kept cool, to preserve the temper of the steel.
The blade is made of non-rustproof carbon steel, blue-plastered by hand and finely forged from the base to the tip of the knife. The 90 mm (3.5 in) long blade shows patina (dark spots) caused by decades of use. It can easily be sharpened to a shaving sharp edge. Carbon steel is a popular choice for rough-use knives and cheaper options.
An X-Acto knife equipped with a "Number 2" blade Parts of an X-Acto knife from left to right: (1) handle, (2) collar, (3) collet, (4) blade. An X-Acto knife is a blade mounted on a pen-like aluminum body. A knurled collar loosens and tightens an aluminum collet with one slot, which holds a replaceable blade.
Swann-Morton Ltd is a British manufacturer of scalpel handles, blades and other surgical equipment based in Sheffield, England. It was founded in 1932 by Walter R. Swann, J. A. Morton and D. Fairweather to make and sell razor blades. [3]