Plastic anchors are highly robust and difficult to break, but drywall self-drilling screws kit is constructed of metal, which has great strength and offers strong corrosion resistance in harsh environments such as high temperature, cold weather, and high humidity.

As you tighten the screw, the split in the ribbed anchors expand on two opposing sides, increasing holding power, anti-rotation structural design of the expansion sleeve, tightening the screw will not be followed in the drilling rotation.

These drywall anchors and screws are ideal for installing a wall shelf in relatively soft drywall.

During installation, the plastic drywall anchors keep the anchors from twisting in the hole.

Fold the anchor in middle, insert into a hole, and tap flush. Thread a screw through your fixture and into the anchor