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Pointing trowel, a scaled-down version of a bricklayer's trowel, for small jobs and repair work. Tuck pointing trowel is long and thin, designed for packing mortar between bricks. Float trowel or finishing trowel is usually rectangular, used to smooth, level, or texture the top layer of hardening concrete.
Tuckpointing was a way of achieving a similar effect using cheap, unrubbed bricks; these were laid in a mortar of a matching colour (initially red, but later, blue-black bricks and mortar were occasionally used) and a fine fillet of white material, usually pipe clay or putty, pushed into the joints before the mortar set. [4]
Repointing is the process of renewing the pointing, which is the external part of mortar joints, in masonry construction. Over time, weathering and decay cause voids in the joints between masonry units, usually in bricks , allowing the undesirable entrance of water.
A plasterer covering a wall, using a hawk (in his left hand, carrying some plaster) and finishing trowel (in his right hand, applying plaster to the wall). A hawk is a tool used to hold a plaster, mortar, or a similar material, so that the user can repeatedly, quickly and easily get some of that material on the tool which then applies it to a surface.
Screwfix Direct Limited, trading as Screwfix, is a retailer of trade tools, accessories and hardware products based in the United Kingdom. [6] Founded in 1979 as the Woodscrew Supply Company, the company was acquired in July 1999 by Kingfisher plc , which also owns B&Q , and is listed on the London Stock Exchange .
The Brandt Mle CM60A1, also known as the Brandt HB 60LP, MCB-60 HB, or simply as the Brandt 60mm LP gun-mortar, [5] is a 60 mm (2.36 in.) gun-mortar. [4] Unlike conventional infantry mortars, it was not designed to be mounted on a bipod and a baseplate, but rather in the turrets of armoured fighting vehicles. [6]
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These arrangements lasted for most of the 20th century until robust, reliable and cost-effectively accurate gyroscopes provided a means of pointing gun or launcher in any required azimuth and elevation, thereby enabling indirect fire without using external aiming points. These devices use gyros in all three axes to determine current elevation ...