OneMonroe’s Lyn-Tron brand Metric Plain Thumb Screws are precision-machined fasteners designed for easy, tool-free adjustment and secure fastening in metric applications. Manufactured in the USA, these thumb screws feature a knurled head for enhanced grip, allowing quick installation and removal by hand.

Crafted from high-quality materials and engineered to meet exacting standards, Lyn-Tron Metric Plain Thumb Screws are ideal for applications requiring frequent access or adjustment, such as electronics, machinery panels, enclosures, and laboratory equipment. Their clean, smooth design ensures a professional appearance and reliable performance in demanding environments.

With a commitment to quality and American manufacturing, OneMonroe’s Lyn-Tron line delivers consistent, high-performance hardware solutions trusted by engineers and manufacturers worldwide.

Request Information
Unit of Measure
Items
plain-thumb-screw_large

Metric Plain Thumb Screw
plain-thumb-screw_large

Metric Plain Thumb Screw
plain-thumb-screw_large

Metric Plain Thumb Screw
plain-thumb-screw_large

Metric Plain Thumb Screw
plain-thumb-screw_large

Metric Plain Thumb Screw
Material N/A Brass
OD N/A 8 mm
Head Diameter N/A 8 mm
Male Thread N/A M3X0.5 N/A M3X0.5 N/A M3X0.5 N/A M3X0.5 N/A M3.5X0.6
OAL N/A 13 mm N/A 14 mm N/A 16 mm N/A 18 mm N/A 13 mm
Head Length N/A 5 mm
Thread Length N/A 8 mm N/A 9 mm N/A 11 mm N/A 13 mm N/A 8 mm
Part Description N/A M3X0.5 Male Thread x 8 mm Thread Length Brass Metric Plain Thumb Screw N/A M3X0.5 Male Thread x 9 mm Thread Length Brass Metric Plain Thumb Screw N/A M3X0.5 Male Thread x 11 mm Thread Length Brass Metric Plain Thumb Screw N/A M3X0.5 Male Thread x 13 mm Thread Length Brass Metric Plain Thumb Screw N/A M3.5X0.6 Male Thread x 8 mm Thread Length Brass Metric Plain Thumb Screw