Tungsten saws are used for sawing detail , trenches, quarry blocking and  bulk sawing of walls when rock strengths are rated from soft to hard
Sandstone , Shale , Limestone , Tuff , soft Bluestone are just some of the materials that these saws can cut depending on blade and pattern type 
Average pattern width is around 75mm plus
Other blades available for these saws are 150mm  to  200 cut for irrigation lines etc 
AVAILABLE  FROM    5  -  35 T  EXCAVATORS