#7 x 1-3/4" Quik Drive WSHL Subfloor Collated Screws, Black Phosphate, Pkg 2000 Painted Collated Wood Deck Screws Lumber Size: Intended for use

Lumber Size: Intended for use with 7x beams and 4x posts/columns and includes necessary SDS screws for quick installation

and driving the anchor through the fixture into the base material until the head is seated

Anchor-Free Design: Fastens directly into masonry without the need for separate anchors

Self-Tapping Tip: No anchor needed

#7 x 1-3/4" Quik Drive WSHL Subfloor Collated Screws, Black Phosphate, Pkg 2000 Painted Collated Wood Deck Screws Lumber Size: Intended for useStrong Tie Quik Drive collated WSHL screws are ideal for securely fastening subfloor quickly and accurately while eliminating squeaking floors associated with nails. Designed for use with these Quik Drive Attachments PRO200S PRO250 PRO300S