Features STAINLESS STEEL MATERIAL: Made of excellent stainless steel material, sturdy and not easy to deform, has strong vibration resistance and can prevent loosening. Wide Application The self-tapping threaded insert has been widely used in automotive industry, fast train industry, shipbuilding industry, household appliances, construction machinery, commercial machinery, electronic products, engineering plastics, advanced combination furniture, aluminum die casting and other industries. STRONG TRACTION STRENGTH: With large contact area with the finished product, the threaded insert can withstand strong tensile strength, and low strength materials can be used in product design. Tight fit: there is no gap with the base material, and the base material also has good sealing if it contains bubbles. SELF-TAPPING WIRE INSERT: Thanks to the possibility of self-tapping threads, the base material does not need to be pre-tapped, saving time. Specification: Item Type: Wire Insertion Mode: Slotted threaded sleeve Quantity: 20 pieces. Material: stainless steel. Product size: Female thread: 1.75 Male thread: M16 x 1.5 Length: approx. 22 mm/0.87 inches. Reference drilling diameter: Plastic: approx. 14.6 to 16.8 mm/0.57 to 0.66 inches Alloy: approx. 15 to 15.3 mm/0.59 to 0.6 inches Cast iron approx. 15.2 to 15.4 mm/0.6 to 0.61 inches Minimum drilling depth: approx. 26 mm/1.02 inches. Package list: 20 x thread inserts. Package List 20 x Thread Insert