Countersinks into log

1/4-20 x 1 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (1600)

1/2-13 x 3/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (675)

8 x 1 5/8 Simpson Bugle-Head Wood Decking Screws - 6-Lobe Drive 305 SS - 5 lbs Pack (750)

5/8-18 x 2 Grade 8 Hex Cap Screw Plain Domestic USA (25)

7/8-9 x 15 A307A Hex Bolt Zinc Plated 2 1/2-4 Socket Cap Screws Alloy Countersinks into log7 8 9 x 15 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.