For metals heavier than 1/8" including bar stock and angles. Also works well in Masonite, rubber, and fiberglass.
GFI SDS 01 - HSS Product - December 2019.pdf
This product contains Cobalt and/or Nickel and/or Lead a chemical known to the state of California to cause cancer, or birth defects or other reproductive harm. For more information: www.p65warnings.ca.gov