# 6-13 X 1/2" Phillips Flat Undercut Head Coarse Thread Zinc Plated Screws (#5 Head O.D.)
Undercut Screw is designed to prevents splits caused by the head itself.
# 6-9 X 1 1/4" Phillips Flat Head With Nibs Under Head Double Type17 Zinc Plated Screws
# 6-13 X 7/16" Phillips Flat Undercut Head Coarse Thread Type 17 Zinc Plated Screws
# 6-13 X 1/2" Phillips Flat Large Head Coarse Thread Zinc Plated Screws (Head Od = .275)
# 6-13 X 1/2" Phillips Flat Large Head Coarse Thread Nickel Plated Screws (Head Od = .275)
# 6-13 X 3/4" Phillips Flat Head Coarse Thread Type 17 Zinc Plated Screws