ya there covers seem to be very flat, though i've never tested any.
as for the OP the sharpie test is kind of useless IMO as it's gone in 5 passes or so.
Type: Posts; User: Spawn-Inc; Keyword(s):
ya there covers seem to be very flat, though i've never tested any.
as for the OP the sharpie test is kind of useless IMO as it's gone in 5 passes or so.
and you still had nickel left on the block? it's just a plating and should come right off within 10 minutes of 400 grit.
about a the thickness of a dime, so you have plenty of metal to keep going.