Now Recruiting! Geco UK are looking for a toolmaker / bench fitter / polisher. Please contact us if you are interested in this position, Landline – 01422 200 800 Email – email@example.com New Spark Erosion Capacity Our new generator is now commissioned on our largest spark erosion machine. This is now giving us much better erosion times and better quality of the finished product. The tank size we have is 1800 x 1100 x 650.