Tooth use steps: 1. Measure the length of the bundled object plus about 15cm per week, cut a section of stainless steel strip and bend one end by 1-2cm. 2. The wire mouth of the buckle is against the bending direction and penetrates into the tie. 3. Make a circle around the object to be bundled, and the other end goes through the buckle and leaves a section.4. Tighten the cable tie with cable tie pliers and bend it in reverse. 5. Cut off the cable tie and use a hammer to hammer the buckle ears tightly. 6. The installation is complete. L type use steps: 1.Measure the length of the bundled object plus about 15cm per week, cut a section of stainless steel strip and bend one end by 1-2cm. 2.The wire mouth of the buckle is against the bending direction and penetrates into the tie. 3.Wrap around the object to be bundled, and the other end goes through the buckle and leaves a section. 4.Tighten the cable tie with cable tie pliers and reverse bend. 5.Cut off the cable tie and tighten the buckle ear with a hammer. 6.Installed. Screw use steps 1. Measure the length of the bundled object plus about 15cm per week, cut a section of stainless steel strip and bend one end by 1-2cm. 2. The wire mouth of the buckle is against the bending direction and penetrates into the tie. 3. Make a circle around the object to be bundled, and the other end goes through the buckle and leaves a section. 4. Tighten the cable tie with cable tie pliers and bend it in reverse. 5. Cut off the cable tie and tighten the screw with a wrench. 6. The installation is complete. Colour: As Shown Material: 304 Stainless Steel Package Contents: 100 x 19mm 304 stainless steel buckle 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.