Uxcell M4x16mm Knurled Thumb Screws, 304 Stainless Steel Flat Head Thumb Screws Metric Diamond Knurled Head Bolts Grip Knobs Hand Tighten Thread Fasteners, 12mm Dia. 12 Pcs

What is this?

These diamond knurled thumb screws offer a versatile fastening solution for restoring lighting fixtures, lampshades, furniture, industrial machinery, home appliances, electronic devices, and various other applications requiring manual adjustment. Their diamond-textured grip design ensures aesthetic appeal and practical functionality across repairs, renovations, and professional maintenance tasks.

What will I get?

This pack includes 5 pieces of M3x4mm knurled thumb screws, crafted from durable 304 stainless steel. Each screw has a 10mm / 0.39" head diameter and 5mm / 0.2" head thickness, offering a robust clamping force. The thread pitch is 0.5mm / 0.02".

Are there any advantages?

These screws are made of quality 304 stainless steel, which has higher corrosion resistance, rust-proof and anti-rust effect than ordinary screws, prolonged lifespan, are not easy to damage, and are more solid; Featuring a diamond knurled texture on the head, these screws provide enhanced grip for easy hand-tightening. The flat head design ensures a flush, secure fit, making them good for applications requiring a sleek appearance.

How to use it?

Simply grip the knurled head and rotate by hand to tighten or loosen. The textured surface provides a secure hold, even in tight spaces. Use them to fasten components in appliances, instruments, or DIY projects where quick, tool-free adjustments are needed.

What should I notice?

Please confirm the thread size. For optimal performance, avoid over-tightening, which could stress the threads.