500Pcs Black Carbon-Steel Cylinder Column Hex Hexagon Screw Nuts Set M3/M4/M5 Assortment Kit Fastener Hardware

- Size: M3/M4/M5 - Material: Carbon-Steel - Color: Black - Used widely in the home and office appliance, communication equipments, ship assembly and other machinery industry.You may also like 402Pcs Woodworking Self-Tapping Screws Accessories with 9.5mm Wood Plugs Oblique Hole SQ2 Screwdriver For Pocket Hole Punching.