Material: NylonStandard: GBSizes: inside diameter * outer diameter * thicknessFeatures: Product is manufactured from high quality PP/PE material, good electrical insulation, good chemical stability, but also non-toxic, odorless antibacterial, mold resistant supplies Application: PP/PE materials fasteners are extensively utilized in medical, wind power, office, ship and different industries, with a variety of use, making it in style in all industries.You can find more merchandise in several material, type, colour , sizes and shapes in our shop! If you've special needs, please touch us, we can customise in step with your needs!Package includes: 1 field * According in your choiceNotes:1.The color of the image is barely diversified from the real object due to digicam and lightweight effect, please take the particular object as the standard.2.There is probably 0-0.3mm error for its thickness, 0-3mm error for its diameter / width / size in the handbook measurement, please take it into consideration, thank you!