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