7 Machines and machine tools for quarrying, mining, boring, tunnelling, construction and demolition, namely, trenchers, rock drilling machinery and top hammer rotary percussive drills; Parts of machine tools, namely, drill bits, button bits and cross bits, drill rods, extension drill rods, reamers, shank adaptors, couplings for machines; all for rock drilling machines; Heavy duty demolition machinery, namely, hydraulic breakers; Machine tools with chisel, point and blunt working ends, namely, rammers; pile drivers; machine couplings; all for heavy duty demolition machines; Machine powered hand-held demolition and construction machinery, namely, top hammer rotary percussive drills, rock drilling machines; mechanically powered hammers, pick hammers, chipping hammers, concrete breakers and clay diggers; Pneumatic, hydraulic or electrically powered hammer moil points and chisels; asphalt cutters, tarmacadam cutters; clay spades; machine couplings; all for machine powered hand-held demolition and construction machines; Parts and fittings for all the aforesaid goods