The ZHANGXIAOSAN brand specializes in the manufacture of strap clamps parts. We have been operating in this field for many years. ZHANGXIAOSAN strictly controls materials and quality inspection, so it has won many loyal customers. When you try to choose the ZHANGXIAOSAN brand, you will be satisfied and will become one of the loyal users of our brand. The Specification : Material: 304 stainless steel Color: silver Length, width and height: Clamp size: Suitable for pipe O.D.: 20mm / 0.79“, screw hole diameter: 6mm / 0.24”; band width: 18mm / 0.71“, material thickness: 0.6mm / 0.02”. Package Included: 50 x conduit clamps. Warm Notices : 1.Since the size is manually measured, please allow an error of 1-2mm, and don't mind when you buy it. 2.The color of the product may vary slightly due to photography & your screen. 30-day best risk-free shopping guarantee! ZHANGXIAOSAN will guarantee product quality and after-sales service, and hope you will have a pleasant and satisfying shopping experience with us. If there is any problem with the product, please contact us by email first, ZHANGXIAOSAN provides a 30-day money-back guarantee or replacement of the defective product, and we will give you a satisfactory solution within 24 hours. Please let us help you solve any problems, thank you! ZHANGXIAOSAN sincerely looks forward to seeing you again