200pcs M4 Square Nut, Metric Coarse Thread Nut,Zinc Plated, Silver Tone(Size: M4×7×2). auspowers_batchone 999% of bacteria

999% of bacteria

which is mainly made of high-grade hard metal material

shielded by aluminum foil

or even your car

200pcs M4 Square Nut, Metric Coarse Thread Nut,Zinc Plated, Silver Tone(Size: M4×7×2). auspowers_batchone 999% of bacteria200pcs M4 Square Nut, Metric Coarse Thread Nut,Zinc Plated, Silver Tone(Size: M472). M4 square nuts are made of high quality iron, plating and zinc, and are widely used in industrial machinery. You can use needle nose pliers to work in a narrow place, and use pliers or wrenches to work in a blind area. Hold both sides to easily tighten the four side nuts, and then you can quickly measure the position of the nuts. The design of the square nut separates