The team at Swan Imports are able to supply a range of G&J Hall
combined drills and taps for use in a conventional gas/water mains
drilling machine such as the Wask Teeset and Iris equipment.
combined drills and taps are available in sizes 20 to 50mm BSP and
are either supplied with a solid tungsten tipped drill for cast iron
mains or with a hole saw for steel mains.