5/8 x 10 Hex Lag Screw Zinc Plated

#34 Heavy Duty Jobber Drill Bit

7/8-9 L9 Hex Collar Locknuts Cadmium Yellow & Wax Coated Domestic USA (225)

1 1/2-6 x 9 1/2 A307A Hex Bolt Plain Steel

#40 x 6 High Speed Aircraft Bit Cobalt

8-18 x 1 Hex Washer Head Self Drilling Screw Zinc Plated Tek #2 (8000) 1 1/4-7 Socket Cap Screws Alloy 5/8 x 10 Hex Lag8 18 x 1 Hex Washer Head Self Drilling Screw Zinc Plated Tek #2 (8000). 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 SAE