Simpson 1/4" x 3" Zinc Nailon Pin-Drive Anchor ZN25300 WSC Wood Screw (Collated) 170 is a pair of

170 is a pair of 40mm profile knives profile knives for the CMT Insert Shaper System

reference the label on the bit included in your box of Quik Drive screws or check the box label itself

75/14 features a heavy U-shaped profile that fully encapsulates the top flange of the joist

Exterior structural applications where corrosion resistance is required

Simpson 1/4" x 3" Zinc Nailon Pin-Drive Anchor ZN25300 WSC Wood Screw (Collated) 170 is a pair ofSimpson ZN25300 Zinc Nailon 1 4 in. x 3 in. Pin Drive Anchor is a light duty mechanical anchor from Simpson Strong Tie, engineered for reliable performance under static loads in concrete, grouted and hollow CMU, and brick. The Zinc Nailon design delivers a low cost anchoring solution where tamper resistance and straightforward installation are priorities, making it a trusted choice for specifiers and contractors on demanding structural applications.