(1) In order to prevent the file from being worn out too quickly, do not use the file to file the crust or workmanship of the rough part.
The hardened surface of the part should be processed with other tools or the front end and edge teeth of the file first.
The hardened surface of the part should be processed with other tools or the front end and edge teeth of the file first.
(2) When filing, use the side of the frustrated knife first, and then use the other side after this side is dull.
The teeth of used files are easy to rust.
The teeth of used files are easy to rust.
(3) When filing, make full use of the effective working surface of the file to avoid local wear.
(4) Files cannot be used as tools for assembling and disassembling, knocking and prying objects to prevent the file material
It is brittle and broken.
It is brittle and broken.
(5) When using plastic files and small files, do not use too much force to prevent the setback from breaking.
(6) The file should be waterproof and oil-proof. The file is easy to rust after being wet. When the file is working after being soaked with oil
Easy to slip.
Easy to slip.
(7) During the filing process, if cutting chips are found embedded in the file pattern, they must be removed in time to
Avoid cutting chips to scratch the machined surface. After the file is used up, use a file brush or a copper sheet to brush along the file pattern
Remove the remaining chips to prevent rust. Never blow chips with your mouth to prevent chips
Fly into the eyes.
Avoid cutting chips to scratch the machined surface. After the file is used up, use a file brush or a copper sheet to brush along the file pattern
Remove the remaining chips to prevent rust. Never blow chips with your mouth to prevent chips
Fly into the eyes.
(8) When placing files, avoid touching hard objects and avoid overlapping files and files.
Prevent damage to the file.
Prevent damage to the file.
