Boreholes around the surface area in diagonal grid Boreholes around the surface area 100x100 mm grid Boreholes to the area 50x50 mm grid Boreholes around the floor 50x50 mm grid Boreholes within the surface area 50x50 mm grid Jack Stands: Conventional jack stands deliver stable guidance just after lifting https://whn13cnc74947.blogproducer.com/38087751/detailed-notes-on-tools-for-machine-handling