2005JB/T 5245.5-2005 Bench drilling machine - Part 5: Spindle specifications
1991JB/T 5764-1991 Specifications for the spindle of the benchtop drilling machine
JB/T 5764-1991 Specifications for the spindle of the benchtop drilling machine was changed to JB/T 5245.5-2005 Bench drilling machine - Part 5: Spindle specifications.