Comparison : Item # Z41C0135, Round Head Combo Machine Screws, National Coarse, Zinc Plated Steel (10-32)
Item # Z41C0140, Round Head Combo Machine Screws, National Coarse, Zinc Plated Steel (10-32)
Item # Z41C0145, Round Head Combo Machine Screws, National Coarse, Zinc Plated Steel (10-32)
Item # Z41C0150, Round Head Combo Machine Screws, National Coarse, Zinc Plated Steel (10-32)
Item # Z41C0155, Round Head Combo Machine Screws, National Coarse, Zinc Plated Steel (10-32)