Description:You can use the thread inserts with confidence as it features clear, complete thread and exquisite workmanship, can efficiently work without missing teeth.The thread inserts are anti-corrosion and anti-rust as it adopts premium stainless steel, the smooth and burr-free surface provides excellent connection conditions and performance.Using high-quality stainless steel, the thread inserts are strong and durable.The storage box is 17cm long, 10cm wide and 2.3cm high.It is mainly used on various low-strength metal and non-metal materials such as light alloy. aluminum, plastic, rubber, wood, etc.Item Name: Thread InsertsMaterial:Stainless SteelSpecification: A: M12x1(Including 10Pcs M12x1x1D, 10Pcs M12x1x1.5D, 10Pcs M12x1x2D, 5Pcs M12x1x2.5D, 5Pcs M12x1x3D), B: M12x1.25(Including 10Pcs M12x1.25x1D, 10Pcs M12x1.25x1.5D, 10Pcs M12x1.25x2D, 5Pcs M12x1.25x2.5D, 5Pcs M12x1.25x3D), C: M12x1.5(Including 10Pcs M12x1.5x1D, 10Pcs M12x1.5x1.5D, 10Pcs M12x1.5x2D, 5Pcs M12x1.5x2.5D, 5Pcs M12x1.5x3D)Size:17cmx10cmx2.3cm/6.69inx3.94inx0.91inNotes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.Package Includes:40 X Thread Inserts