Extra-Narrow Triangle Needle File Set for Precision Metal & Plastic Work – Ideal for Chainsaw Sharpening, Jewelry Making, and DIY Crafts

Feature:1. Made of high quality T12 carbon tool steel material, sharp and durable2. Fine workmanship, high strength, hard to break.3. Sturdy material, solid, long service time.4. Lightweight and compact size, easy to carry and store.5. Wonderful tool for you needs.Specification: Item type: Triangle File Condition: 100% brand new Material: T12 carbon tool steel Weight: Approx. 150g Color: As picture shown Single Size: Approx. 16x0.5x0.5cm/6.3x0.2x0.2in use precautionsThe chain of the fitter can be divided into a coarse tooth, a middle tooth, a fine tooth and an oil light button according to the size of the chain teeth.1. If the workpiece to be processed is low carbon steel, coarse gear keys can be used;2. For medium and high carbon steel, use medium tooth key.3, fine tooth enamel can be used for shallow surface finishing; 4, oil light button for smooth surface treatment.According to the type of material of the workpiece to be processed, the selection of a suitable file will not only save labor and time, but also prolong the service life of the key knife. In order to extend the life of the file, the following rules must be observed: 1. It is not allowed to use a new key to set the hard metal; 2. It is not allowed to use a boring tool to quench the hardened material; 3. Forgings and castings with hard or sticky sand must be ground on the grinder before they can be cut with a semi-sharp trowel; 4. The new file first uses one side, and when the surface is blunt, the other side is used; 5. When boring, always use a wire brush to remove the chips on the sprocket; 6. Files cannot be overlapped or sta

Fine workmanship, high strength, hard to break.

Wonderful tool for you needs.

Sturdy material, solid, long service time.

Made of high quality T12 carbon tool steel material, sharp and durable

Lightweight and compact size, easy to carry and store.