acceptable for ACQ pressure treated lumber

3/4-10 x 6 Hex Cap Screw SS 316 (A4)

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

#40 Heavy Duty Jobber Drill Bit

3/8-16 x 3 1/2 Hex Tap Bolt Silicon Bronze

1-8 x 6 1/2 A307A Hex Bolt Zinc Plated Square Trim-Head Self Drilling Siding Screws 410 Stainless Steel acceptable for ACQ pressure treated1 8 x 6 1 2 A307A Hex Bolt Zinc Plated . A307A Hex Bolts are manufactured from low carbon steel, typically 1015 1022. Our A307A bolting meets or exceeds ASTM A307 Grade A. Material is manufactured with rolled threads. Zinc plated material meets or exceeds ASTM F1941. Tensile strength will meet or exceed 60,000 psi.