Hammer and Chisel Gun
Hammer and Chisel Gun
For use in descaling steelwork and for use on masonry work.
Hammer Finish
Hammer finish, mainly for use as an industrial finish applied by spray onto metal surfaces. (Not airless)
Hardener
Hardener/Accelerator, used with a two pack epoxy/polyurethane coating systems. Also wood repair systems and adhesives. 
Hod
Hod used for transporting bricks or mortar.
Hod Carrier a labour who physically carries bricks or mortar.
Hydrochloric Acid
Hydrochloric Acid Acid is used to etch newly laid cementitious before painting.
It is also available to remove unwanted mortar splashes from bricks.
Hydrochloric acid and can also be applied 
as a rust remover.
See Phosphoric Acid.
It is inportantant that the all H&S and Product details are followed as stated on the manufactures data sheets before use.
Knot Brush
Brush, round or oval in shape, i
n either one or two knots used for applying distempers and limewash or for washing down.
Knotting
A shellac based on Methylated Spirit for use over resinous to prevent tannic bleeding from knots and sap residue within hardwoods.
Leafing/Flake Aluminium Primer
Aluminium primer for hardwoods and for sealing against tannic acid- resin residue and bitumen.