CRL 1/4" Plastic Screw Anchor with Shoulder - 500 Pack All Purpose Cleaners & Protectors 68" x 106-1/4" (1

68" x 106-1/4" (1

Features all-steel construction

Secure Bonds Even on Rough Surfaces

Locking Vacuum Cup Base

Helps Eliminate Twisted Air Lines

CRL 1/4" Plastic Screw Anchor with Shoulder - 500 Pack All Purpose Cleaners & Protectors 68" x 106-1/4" (1Our Best Selling Plastic Anchors Use in Concrete, Block, Brick and Wallboard Use with Wood or Sheet Metal Screws Anchors with Shoulders Year after year, these are our best selling plastic anchors. CRL Plastic Screw Anchors are designed to be used with wood or sheet metal screws. Their multiple ribbed construction ensures secure holding power in hard or soft materials, from concrete to plaster. They are available in two styles: The shoulderless anchors