Comparison : Item # Z430380, Phillips Flat Head Machine Screws, National Coarse, Zinc Plated Steel (12-24)
Item # Z430385, Phillips Flat Head Machine Screws, National Coarse, Zinc Plated Steel (12-24)
Item # Z430390, Phillips Flat Head Machine Screws, National Coarse, Zinc Plated Steel (12-24)
Item # Z430395, Phillips Flat Head Machine Screws, National Coarse, Zinc Plated Steel (12-24)
Item # Z430400, Phillips Flat Head Machine Screws, National Coarse, Zinc Plated Steel (12-24)