M2-M4 Double Pass Hexagonal Plastic Column Nuts Combination Nylon Nuts Double Female Hex Nuts Spacing Screw Threaded PillarsIsolated Column / Support Column Combination High Connection Strength Screws Pillars Standoff Circuit Spacer PCB Board Nuts Hex Round Cylinder Head/Hexagon pillar Rust Resistant Double Pass PCB Board Double Hexagonal Screw Nut Combination Kit

We are the manufacturer , we can produce and wholesale This Screw , and have it  in stock. If you buy in large quantities , we suggest you contact us through the offline, we can give you a very favorable price and more detailed information