02-10-2014, 12:07 PM
The grooves arent designed for 'bite'
They are designed to displace heat and dust. Which you want to displace outwards, not inwards to the centre imo
Centrifugal forces n all that
They are designed to displace heat and dust. Which you want to displace outwards, not inwards to the centre imo
Centrifugal forces n all that
Wishes for more power...