Please help me correct the sentences about dimension.

[vanquanagtk]

Could anyone help me correct the below sentence,thanks:
Length from the center hole of PL16 to end of column is shorter 10 mm than specified in the relevant drawing

 

[emsr2d2]

Could anyone help me correct the below sentence,thanks:
Length from the center hole of PL16 to end of column is shorter 10 mm than specified in the relevant drawing

The length from the centre hole of PL16 to the end of the column is 10mm shorter than specified in the relevant drawing.