to enable text to be mirrored with the drawing

to delete the text from drawing when mirrored

not to copy the text when mirrored with drawing

to move the text when mirrored

clockwise

anticlockwise

direction of cu rsor movement

there is no fixed rotation

Circle can be stretched into ellipse

tool has no effect upon circle

circle can be deleted

circle can be moved

details cannot be added to a locked layer

details can be erased from a locked layer

details cannot be added or erased from a locked layer

details can be added to a locked layer, but disappear on saving the file

every detail cut by a section plane must be hatched

it is upto the draughtsman which part are to be hatched

there is no need to hatch any part of the drawing

a bolt within the sectional view is not hatched