Simpson Strong-Tie Strong-Drive WSV WSV212S Subfloor Screw, #9 Thread, 2-1/2 in L, Rimmed Flat Head, T25 Drive Joist Hangers & Connectors The 10-piece combination wrench set

The 10-piece combination wrench set (SAE) includes deep laser etched markings to help identify wrench sizes

To order handle (Orgill #851

Designed with a deep center gullet for maximum material removal without clip loading

Designed for driving 5/8 and 3/4 in rods to meet NEC and UL ground rod standards

Comes with no-mar tip

Simpson Strong-Tie Strong-Drive WSV WSV212S Subfloor Screw, #9 Thread, 2-1/2 in L, Rimmed Flat Head, T25 Drive Joist Hangers & Connectors The 10-piece combination wrench setSimpson Strong Tie has re engineered its popular subfloor screw to reduce driving force and increase installation speed. The new Strong Drive WSV subfloor screw has been developed for fastening subfloor sheathing using the Quik Drive auto feed screw driving system. This testing indicates that the WSV Subfloor screws have lateral, shear and withdrawal values that exceed those of 10d common nails and diaphragms built with WSV subfloor screws meet or