They are also acceptable for use in ACQ pressure-treated lumber

1/2-13 x 4 1/4 Simpson Wedge Anchor 304 SS (25)

1 x 2 1/2 Dowel Pin Alloy Steel

1 3/8-6 x 18 Socket Cap Screw Alloy

5/8-11 x 5 Grade 8 Hex Cap Screw Plain Domestic USA (75)

1/2 x 1 3/4 Dowel Pin Alloy Steel Lipped Drop-In Anchors Zinc Plated They are also acceptable for1 2 x 1 3 4 Dowel Pin Alloy Steel. Dowel pins are solid, headless straight pins with a closely controlled diameter. They are widely used as plug gages, hinges or shafts. The precise tolerances in dowel pins make them excellent for achieving proper alignment of parts in high speed assemblies or as roller bearing in bus and truck wheel assemblies. Dowel pins should be installed by being pressed in, not struck with an impact force.