used my pro gutter tool to day whoa wat a bit of kit i got it from b an q £7 the rounded one an it fits in round gutters and square ones so easy to use if any one ant tryed one yet ide recermend geting one there ace i used with my old clx the only thing was the freds on the clx were to big so i had to put a angle neck on an gaffa tape it on place lol