15/64 x 12 High Speed Aircraft Bit Cobalt

7/8-9 x 3 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (50)

durable option especially for outdoor and marine application

6 x 1 5/8 Square Bugle Coarse Drywall Screws Phosphate Coated - Carton (5000)

1 3/8-6 A194 2H Heavy Hex Nut Plain

10-16 x 1-1/2 Hex Washer Head Self Drilling Screw Zinc Plated Tek #3 (3000) Star Flat Decking Screws Yellow Zinc Plated 15/64 x 12 High Speed10 16 x 1 1 2 Hex Washer Head Self Drilling Screw Zinc Plated Tek #3 (3000). 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