Samsung XE700T1A Use Manual page 26

Using the digitizer pen
Replacing the pen tip
If the pen tip is damaged, you can replace the pen tip as follows:
1
Hold the pen tip by inserting it into the hole of the ring and
remove the tip by pulling it out.
2
Insert the new pen tip into the digitizer pen.
Take care so that the pen tip does not spring out when taking
it out.
26
Using the Touch Feature