Features:
- Limited to existing inventory
- Self starting points start on contact
- Balanced double flute design eliminates chatter and vibration
- Ideal for knockout, holes for running conduit, draw bolt and pilot light holes
- Diameter - SDH1-1/8" - 1/2"; SDH6 - 3/16" - 1/2"; SDH3 1/4"- 3/4"
- Increments SDH1 - 1/32"; SDH6 - 1/16"; SDH3 1/16"
- Number of Hole Sizes - SDH1 - 13; SDH6 - 6; SDH3 - 9
- Shank Diameter SDH1 - 1.4"; SDH6 - 1/4"; SDH3 - 3/8"
- Drill bits (or extension + drill bit) in excess of 8" should never exceed 600 RPM
