Usage Tips:Practical design: Using a functional U-shape, the clamping strap adopts a special notch design, it hardly deforms but performs better. SIZE TO FIT MOST DUCT: Conduit strips are perfect for securing all 1/2Inch / 3/4Inch pipes or cables and have 2 holes to hold them in place, each screw hole is approximately 6mm/0.24Inch in diameter; perfect size allows for wide application Suitable for fixing most pipes or poles; please check detailed dimensions carefully before purchasing. Exquisite craftsmanship: Made of high-quality PVC material. Wide range of applications: With reliable quality and practical design, the conduit clamp is an perfect assistant to securely secure various pipes to various surfaces and provide reliable support, suitable for attaching conduits, PVC pipes, cables, stainless steel pipes, rubber hoses, etc. fixed on the surface of wood or masonry. Sufficient quantity: There are 50 pipe clamps in the package, enough to meet your daily use and replacement needs. Colour:Gray Material:pvc Size:1/2 Inch/3/4Inch Package Contents: 1 set * catheters with pipe clamps Only the above package content, other products are not included. Note: Light reflection 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.