ITEM NAME:300pcs M3 Nylon Hex Screw Nut Spacer Standoff Varied Length Assortment Blac F6E4 300pcs M3 Nylon Hex Screw Nut Spacer Standoff Varied Length Assortment Blac F6E4 Type specification complete, the quality is reliable. Never rust, beautiful,practical, durable and convenient for using. Packed in a plastic box, good for storage and difficult to damage. Nylon has the characteristics of insulativity,Non-Magnetic,thermal insulation,corrosion resistance and etc. As electronics components, fit for the industries of communication, electroplating, medical device, office equipment, electronics. Item : Nut & Screw Sets Material : Plastic, Nylon Color: Black Package Details: Type Length ( Size ) Quantity Nuts M3 80PCS Screws M3 x 10mm 80PCS Spacers Male-Female 6mm+6mm , M3 20PCS Spacers Male-Female 8mm+6mm , M3 20PCS Spacers Male-Female 10mm+6mm , M3 20PCS Spacers Male-Female 12mm+6mm , M3 10PCS Spacers Female-Female 6mm , M3 20PCS Spacers Female-Female 8mm , M3 20PCS Spacers Female-Female 10mm , M3 20PCS Spacers Female-Female 12mm , M3 10PCS 4 Types 10 Sizes Total : 300PCS All items are packed in a box Package Contents: 300pcs M3 Nylon Hex Screw Nut Spacer Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.