The SERCO TA 240 machine is a Mobile Boring machine to which three different boring heads can be fitted depending on the range of Ø to be covered:TA 240 borer equipped with a TA 220 head:• Bores up to 900 mm (35.4”) in Ø• 100 mm(3.9”) maximum radial feed• Equipped with 4 special positioning columns and a set of four long-lengths arms for clamping on Ø from 350 mm (13.8”) to 1210mm (47.6”).