Uxcell M4 x 20mm 304 Stainless Steel Phillips Hex Washer Self Tapping Screws 100 Pack

Uxcell M4 x 20mm 304 Stainless Steel Phillips Hex Washer Self Tapping Screws 100 Pack

• Made of 304 stainless steel, it has higher hardness, corrosion resistance and rust resistance, and provides a firm fixing indoors and outdoors.
• It is driven by a cross groove, with uniform force, easy to lock, not easy to slip, and convenient and quick to use.
• The self-tapping screws can drill well into the wood, sheet metal and other surfaces. The thread can reduce the resistance when screwing in and prevent cracking.
• It can also connect metal hardware to the wood well because the fully threaded rods provide good retention in the wood.
• Widely used in various industries such as manufacturing, construction, engineering, and assembly.