Powers Wall-Dog™ anchors are ideal for light to medium duty an

Marine screws are locked in place thanks to their "teeth" (the thread indentations will resist back-out even after prolonged vibration)

9/16-12 x 7 Socket Cap Screw Alloy

7/8-9 x 1 1/4 Socket Set Screw Cup Point Alloy

3/8-16 x 2 3/4 STRONG-BOLT® 2 Cracked and Uncracked Concrete Wedge Anchor Zinc Plated (50) Combo Flat Sleeve Anchors Zinc Plated Powers Wall-Dog™ anchors are ideal3 8 16 x 2 3 4 STRONG BOLT 2 Cracked and Uncracked Concrete Wedge Anchor Zinc Plated (50) . Category 1 anchor classification: The Strong Bolt 2 anchor received classification as a Category 1 anchor, which is established by performance in reliability tests in accordance with AC193 and ACI355. 2 test criteria. Category 1 is the highest attainable anchor category for reliability. Tri segmented clip: Each segment adjusts independently, increasing follow