# 6-9 X 1 5/8" Phillips Bugle Head Drywall Screw Coarse Thread Black Phosphate/Wax
Standard Garden Variety Drywall Screw works in very soft material.
# 6-13 X 1/2" Phillips Flat Undercut Head Coarse Thread Type 17 Zinc Plated Screws
# 6-13 X 5/8" Phillips Flat Undercut Head Coarse Thread Type 17 Zinc Plated Screws
# 8-11 X 1" Phillips Flat Head With Nibs Under Head Coarse Thread Type17 Black Phosphate/Wax Screws
# 10-9 X 3/4" Phillips Pan Head Coarse Thread Nickel Plated Screws