1/4" x 1-7/8" Strong-Tie THDB25178H Titen HD Screw Anchor, Zinc, Pkg 100 Bugle Head Collated Wood Deck Screws For purlin anchorage

For purlin anchorage

The LSTHD8 installs by securing the strap to the wall stud assembly and anchoring the holdown to the supporting foundation or framing member using approved fasteners and anchor bolts per Simpson Strong-Tie installation guidelines

The LSC installs at the top of the stair stringer

Engineered to reinforce truss and rafter connections

Lumber Size: Intended for use with 4-5/8x beams and 4x posts/columns

1/4" x 1-7/8" Strong-Tie THDB25178H Titen HD Screw Anchor, Zinc, Pkg 100 Bugle Head Collated Wood Deck Screws For purlin anchorageSimpson Strong Tie Titen HD Concrete Screws are engineered for superior performance in cracked and uncracked concrete and masonry. These high strength, code listed mechanical anchors are the go to choice for pros who demand reliability, fast installation, and job tested holding power. Each anchor features a patented cutting thread and alternating raised rib design that bites hard into concrete, eliminating the need for secondary expansion. The result?