S-99607A266 M2.5 x 12 mm Thumb Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for demanding industrial environments
• Excellent grip and torque application thanks to the knurled round head design, allowing for easy hand-tightening without tools
• Enhanced stability and alignment provided by the flared collar, preventing over-tightening and improving load distribution
• Reliable thread engagement with Class 6g coarse metric threads (M2.5 x 0.45mm pitch), ensuring secure fastening in various materials
• High mechanical strength and durability with Rockwell B85 hardness and 80,000 psi tensile strength for long-term performance
• Full 12mm threading offers maximum adjustability and holding power in assemblies
• Compliance with environmental regulations including RoHS 3 and REACH, making them suitable for global industrial supply chains

Professional Applications & Engineering Value

This M2.5 thumb screw is engineered to address common assembly challenges in electronics, machinery, and instrumentation. The 18-8 stainless steel provides excellent resistance to rust and oxidation, crucial for maintaining integrity in humid or corrosive settings. Its knurled round head and flared collar design enable quick, tool-free adjustments while preventing slip and damage to surfaces. The coarse metric thread (0.45mm pitch) and Class 6g thread fit ensure rapid installation and reliable retention in plastics, sheet metal, and soft alloys, reducing assembly time and minimizing the risk of cross-threading. Ideal for applications requiring frequent access or adjustments, such as panel fastening, enclosures, and consumer devices, this fully threaded thumb screw combines user convenience with robust performance.

Specification Summary & Compliance

This thumb screw features a metric M2.5 x 0.45mm coarse thread with Class 6g thread fit per ISO standards, ensuring precise dimensional accuracy and interchangeability. The fully threaded 12mm length and right-hand thread direction adhere to common industrial specifications. It is manufactured from 18-8 stainless steel, hardened to Rockwell B85, and offers a tensile strength of 80,000 psi. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious and regulated industries.