1/2-13 x 7 Grade 8 Hex Cap Screw Yellow Zinc Plated

7/8-9 x 3 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated

7/8-9 x 9 Grade 5 Hex Cap Screw Zinc Plated

1-8 x 6 Flat Socket Cap Screw Alloy

6-lobe drive prevents driver bit cam-out and stripping in recess

1/2-13 x 3 Hex Tap Bolt Silicon Bronze Acorn Sleeve Anchors Zinc Plated 1/2-13 x 7 Grade 81 2 13 x 3 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.