1 3/32 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank)

1-8 x 8 Grade 5 Hex Cap Screw Zinc Plated

The zinc plating provides a protective layer that enhances resistance against moisture

9/16-12 x 6 1/2 Socket Cap Screw Alloy

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5/16-18 x 4 Hex Tap Bolt Silicon Bronze 5/8-11 Carriage Bolts 18-8 Stainless Steel 1 3/32 x 6 Reduced5 16 18 x 4 Hex Tap Bolt Silicon Bronze. Silicon Bronze Hex Tap Bolts are similar to low carbon steel in hardness but offer high resistance to corrosive environments such as sea water, gases, sewage and atmospheric conditions. Commonly used in naval construction and power plant applications.