Sturdy and Sustainable: The texture of sour wood is hard and high density, with good wear resistance and corrosion resistance. As a file handle, it can withstand all kinds of external force and friction in daily use, not easy to be or deformed, and it is firmly connected with the body of the file, which can ensure the service life of the whole tool Easy to Use: Brass chuck, knurled nut, more convenient to disassemble, can quickly replace the file, you can choose different shapes of needle files as needed to complete the grinding work Comfortable Hand Feeling: The texture of sour wood is warm and moist, and after fine processing and polishing the sour wood handle, it feels smooth and delicate, and comfortable to hold. It can reduce hand fatigue, improve work efficiency and handling precision Wide-Ranging Applications: The metal file set includes 10 shapes (Round, Square, Equirectangular for leaves, Oval, Semi-circular, Flat, Flat) catered to a wide range of tasks such as filing, deburring, shaping, and smoothing materials like metal, wood, plastic, and more Description:The physical characteristics of acid branch wood make it have good stability, and it is not easy to be affected by temperature, humidity and other environmental factors and deformation, cracking and other problems. Acid branch wood handle file set can maintain good performance Size: Hole Diameter: 3.6 mm/ 0.14 inch Hole Depth: 80mm/ 3.15 inch Acid Branch Wood Handle: 10 x 2 cm/ 3.94 x 0.79 inch File Length: 16 cm/ 6.3 inch Colour:As Shown Material:Metal style: B Round Handle Package Contents: 1 x Acidwood Handle 10 x File 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.