1) Is the dust indeed BLACK, or just dark brown? If it's just dark brown, you need either a bit more downward pressure, a bit faster bowing speed, or maybe a bit of both.
2) If you don't have...
Type: Posts; User: tjwilhelm
1) Is the dust indeed BLACK, or just dark brown?...
1) Is the dust indeed BLACK, or just dark brown? If it's just dark brown, you need either a bit more downward pressure, a bit faster bowing speed, or maybe a bit of both.
2) If you don't have...