OneMonroe’s Lyn-tron brand Metric Washer Face Thumb Screws are proudly manufactured in the USA, delivering precision-engineered fastening solutions for applications that demand reliability and performance. Designed with a wide washer face, these thumb screws provide increased surface contact to prevent damage to panels, enclosures, or sensitive components during manual tightening.

Made from high-quality materials and produced under strict manufacturing standards, Lyn-tron’s metric washer face thumb screws are ideal for industries such as electronics, aerospace, instrumentation, and medical devices. The ergonomic knurled head ensures easy, tool-free installation and removal, making them perfect for assemblies that require frequent access or adjustments.

Available in a variety of metric sizes and finishes, these thumb screws combine function with durability, backed by American-made craftsmanship and OneMonroe’s commitment to quality.