S-90031A112 Length 5/8" Wood Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, ensuring long-lasting performance in various woodworking environments.
• Enhanced driving efficiency with Phillips No. 1 drive, reducing cam-out and providing secure, straightforward installation.
• Optimal flush mounting thanks to the standard flat head profile and 82° countersink angle, creating a smooth, professional finish in wood surfaces.
• Strong, reliable thread engagement through thread forming technology, which minimizes wood splitting and delivers excellent holding power in both hardwood and softwood.
• Versatile application compatibility with partially threaded design and pointed tip, allowing for easy starting and reduced material stress during insertion.
• Precise fit and reduced preparation time with clearly specified drill bit sizes (1/16" for hardwood, 3/64" for softwood), ensuring accurate pilot holes and consistent performance.
• Compliance with environmental and safety standards including RoHS 3 and REACH, making them suitable for regulated industries and sustainable procurement.

Professional Applications & Engineering Value

These No. 4 x 5/8" zinc-plated steel wood screws are engineered to address common challenges in wood assembly, such as material splitting and weak fastening. The thread forming design displaces wood fibers without cutting, creating stronger threads that resist pull-out and vibration loosening. Made from durable zinc-plated steel, they offer reliable corrosion protection, ideal for indoor furniture, cabinetry, and structural wood applications. The Phillips flat head ensures a clean, flush finish, while the pointed tip and partial threading facilitate quick starts and reduce stress on the wood. This combination of features provides consistent performance in both hardwood and softwood, enhancing productivity and longevity in professional woodworking projects.

Specification Summary & Compliance

This product features a thread diameter of 0.112" with approximately 22 threads per inch, right-hand threading, and a length of 5/8". It conforms to standard inch measurements and is designed for use with specified drill bits (1/16" for hardwood, 3/64" for softwood) to ensure proper fit. The screws are manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, affirming adherence to environmental and safety regulations for hazardous substance restrictions.