M6-1 x 50 Metric Socket Head Cap Screw Class 12.9 ISO 4762 Black Ox ESP These 4-40 x 3/8 Phillips

These 4-40 x 3/8 Phillips flat 100º machine screws are fully threaded and coated in black oxide for corrosion resistance

and walkways

The 4 prongs provide excellent grip and prevent the nut from rotating or loosening

10-8 x 2 1/2 6-Lobe Flat Nib Coarse Thrd Type17 Exterior screw Part Thrd 18-8 Stainless Steel

while the 100º flat head allows for a flush fit against the surface

M6-1 x 50 Metric Socket Head Cap Screw Class 12.9 ISO 4762 Black Ox ESP These 4-40 x 3/8 PhillipsThe M6 1 x 50 Metric Socket Head Cap Screw Class 12. 9 ISO 4762 Black Ox is a high strength, corrosion resistant screw designed for use in demanding applications. It is made from alloy steel and heat treated to a tensile strength of 12. 9, making it one of the strongest screws available. The black oxide finish provides excellent corrosion resistance, making it ideal for use in outdoor or marine environments. The socket head design allows for easy