Lasers - Pipelaying & Underground HomeRentalConstruction Equipment RentalMisc EquipmentLasersLasers - Pipelaying & Underground Lasers - Pipelaying & Underground Trimble, DG511 Pipelaying / Underground Laser Range:400 ftGrade Range:-15% - +40%Line Range:20 Degrees Add to Quote Trimble, DG711 Pipelaying / Underground Laser Range:400 ftGrade Range:-15% - +40%Line Range:20 Degrees Add to Quote