On 09 Sep 2004 06:03:39 GMT, (Jim Gott) wrote:

HSS makes a light yellow spark, and carbon steel makes a
darker, orange spark that breaks up and bounces all over the place.

You got it backwards. Bright yellow forky sparks for carbon steel and dull orange balls for HSS.

Peter Teubel
Milford, MA
http://www.revolutionary-turners.com