Description:The ergonomically designed handle makes it very comfortable to hold and non-slip. Different shapes make it possible to meet different work requirements.Three specifications allow you to choose the most suitable one according to your needs. The wide range of applications makes it very reliable and practical.Made of alloy material, it is very durable to use.There are three specifications for you to choose from: 3mm, 4mm, 5mm.It is suitable for glass, ceramics, rock, cemented carbide, gold, platinum, silver, etc.Item Name: Woodworking FileMaterial: AlloyFeatures: Comfortable Grip, Sturdy, Non-slipSurface Treatment: High Temperature HardeningSize Details: 3mm: 14cm x 0.3cm/5.51" x 0.12" (Approx.)4mm: 16cm x 0.4cm/6.3" x 0.16" (Approx.)5mm: 18cm x 0.5cm/7.09" x 0.2" (Approx.)Notes: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:6 x Woodworking Files