5/8-18 x 1 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

1-14 x 1 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (10)

You’ll often see them used in structural projects

3/4-10 x 2 3/4 A325 Type 1 Heavy Hex Bolt Hot Dipped Galvanized (100)

7/8-9 x 6 Flat Socket Cap Screw Alloy

6-20 x 1/2 Hex Washer Head Self Drilling Screw Zinc Plated Tek #2 (15000) 9/16-18 Grade 8 Hex Cap Screws Plain - Domestic USA 5/8-18 x 1 Grade 56 20 x 1 2 Hex Washer Head Self Drilling Screw Zinc Plated Tek #2 (15000). A tapping screw with an integrally formed hex washer head , spaced or unified threads, and a #2 or #3 drill point. Designed to drill through steel. AISI 1022 or equivalent steel. Rockwell C50 56. Meets F. I. P. 1000. 7 for torsional strength & drill speed. Meets ASTM A 510 for carbon steel manufacturing. Zinc plating meets ASTM B 117 for salt spray corrosion. Manufactured to