Metal rod used for drilling rock
Short steel rod or `jumper` with star-shaped end for drilling rock given to Dr Holliday by Iain Sinclair (Alasdair Sinclair, Brock`s brother) in response to An Iodhlann article in An Tirisdeach 2012. Shaft stamped with `Rawlplug star drill G – 15/16″ England`, and thought to be made after 1913 (see 2012.135.3).
