c7a92039_er_Mart__Understanding_Anchors__ion_Shields__Lag_Screw_Anchors
[Expansion Shields A] Screw Anchors B Used in concrete, block and brick, Wood Screw Lead Anchors are intended for light duty applications. The anchor expands when a wood or sheet metal screw (not included) is installed. Do not use for overhead anchoring.
Wood Screw Lead Anchors, Lead Expansion Anchors
Fastener Mart: Understanding Anchors
Long Lag Expansion Shields, Short Lag Expansion Shields, Lag Screw Anchors