28-02-2015, 08:30 PM
(28-02-2015, 08:25 PM)Niall Wrote: No all you're trying to do is keep the bit cooler. Less friction = cooler so.....
Most people use them to fast and that just wrecks them.
I think my dad might be going at them too quickly then, as he has killed some good bits, But he is too hand fisted with stuff, Many things he has knackered up, and me and my mum have had to re do!