7/8-14 x 4 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (15)

1 1/8-7 x 5 1/2 Socket Cap Screw Alloy

5/8-11 x 1 3/4 Socket Cap Screw 316 Stainless Steel

1/2-13 x 5 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (25)

14-14 x 2-1/2 Hex Washer Head Self Drilling Screw Zinc Plated Tek #3 (1000) Reduced Shank Drill Bits - 1/2 Shank 7/8-14 x 4 1/2 Grade14 14 x 2 1 2 Hex Washer Head Self Drilling Screw Zinc Plated Tek #3 (1000). 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