Description: This product has clear and complete thread and the teeth is also complete. The product is made through high-quality workmanship, which ensures the product is smooth and burr-free, tight and durable. Using authentic stainless steel material, the product is corrosion-resistant and rust-resistant, bright and clean as new. The length of the product is 12.5cm, the width is 6.5cm, and the height is 6.5cm. It is mainly used on various low-strength metal and non-metal materials (such as low-strength light alloy materials: aluminum, magnesium, cast iron, and low-strength engineering materials: plastic, rubber, density board, bakelite, ceramics, wood, etc.) to improve thread connection strength and wear resistance, prevent thread loosening and sliding teeth, and repair damaged internal threaded holes. Item Name: Helicoil Inserts Material:304 Stainless Steel Size:12.5cmx6.5cmx2.2cm/4.92inx2.56inx0.87in Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension differences due to different manual measurements. Package Includes: 6 X 2-26x1.5D Helicoil Inserts 6 X 4-40x1.5D Helicoil Inserts 6 X 6-32x1.5D Helicoil Inserts 6 X 8-32x1.5D Helicoil Inserts 6 X 10-24x1.5D Helicoil Inserts 6 X 10-32x1.5D Helicoil Inserts 6 X 1/4-20x1.5D Helicoil Inserts 6 X 1/4-28x1.5D Helicoil Inserts 6 X 5/16-18x1.5D Helicoil Inserts 6 X 3/8-16x1.5D Helicoil Inserts