Modification

1. Tools Needed

1. white stone - Christmas tree shape
2. blue stone - rounded end shape
3. grinding motor

2. Modifying Earmold Shape

 (Canal, Tragus, Concha, Helix)

1. use white stone
2. set motor at higher speed
3. grind from back to front
4. grinding motion continual and slow
5. apply more pressure due to material
6. feel area for rough or flat spots

Don't
1. use blue stone - gets very hot
2. grind in one place

3. Changing Styles

1. use blue stone - (note: stone will get hot due to pressure)
2. same grinding method described above

Don't
1. use white stone
2. apply a great deal of pressure - material will grab and/or heat up