#9 x 2" Quik Drive WSV Subfloor Collated Screws, Yellow Zinc, Pkg 2000 Large Diameter Masonry Screws Simpson Strong-Tie HDU Holdowns are

Simpson Strong-Tie HDU Holdowns are pre-deflected to virtually eliminate deflection under load due to material stretch

Self-piercing tip: Eliminates the need for pre-drilling in steel up to 18 gauge

Code Compliant: ICC-ES ESR-2713 approved for performance you can count on

clean finishes

Floor and roof framing systems requiring joist-to-6x header connections

#9 x 2" Quik Drive WSV Subfloor Collated Screws, Yellow Zinc, Pkg 2000 Large Diameter Masonry Screws Simpson Strong-Tie HDU Holdowns areStrong Tie Quik Drive collated WSV screws are ideal for securely fastening subfloor quickly and accurately while eliminating squeaking floors associated with nails. These Yellow Zinc Chromate finished screws require less driving force than standard subfloor screws, and increase the installation speed up to 20%, allowing for quicker jobs with less wear and tear on tools and users. Designed for use with these Quik Drive Attachments PRO250 PRO300S