GREENLEE® 84478 1108147

Masonry Screw Anchors must be used with Creen/ee masonry screw drill bits, numbers 84484 and 84487, which are a special size to insure secure thread engagement Standard masonry bit size holes will not provide proper contact with screw threads and may cause masonry anchor screws to pull out.

GREENLEE® Masonry Screw Anchor, 1/4 in Dia, 2 in Length, Steel, Finish: Plain

• A safe, secure, steel fastener that taps concrete and eliminates the need for concrete inserts with their alignment problems
• Quick and easy 2-step installation, saves time

• Catalog https://assets.unilogcorp.com/267/ITEM/DOC/Greenlee_84481_Catalog.pdf