4. การบังคับตะไบเป็นการควบคุมรักษาร

Four. Enforcement filings
.เป็นการควบคุมรักษาระดับของตะไบขณะทำงานให้ตะไบขนานกับผิวหน้าชิ้นงานโดยขณะทำงานตะไบมือที่ถนัดออกแรงดันตะไบไปข้างหน้าและออกแรงกดขณะเดียวกันมือข้างที่ไม่ถนัดทำหน้าที่ประคองตะไบและออกแรงกดมือทั้งสอง next to.The effort exerted by the press as well as the eyes look at a piece of work in rhythm to push the file back to the file and that the file it is near or far, it will force the weight
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4. the enforcement of a RASP
A control maintains a RASP of a RASP, while working in parallel with the work piece surface while working a RASP tool that can pick out a RASP-forward voltage and pressure at the same time, the hand is not acting in accordance with a RASP to handle gently in and out, hand pressure on both sides to reverse.Ngopyayam. Press evenly with the eyes looking at pieces in rhythm to pull a RASP to not pressure a RASP and a rasp that eats away at it near or on mandatory weight press
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4. To force a file
This is the security level of a file control file while you work, parallel to surface pieces by hand file while working out a pressure-handed a file to move forward and apply pressure while the hand that is not a file and handed to maintain pressure with both hands and lowlyAn attempt to exert pressure on both sides of each piece by looking at the file in the rhythm pull back to do not have to exert pressure on a file and noticed that the heft to eat near or far away, they will come into force, weight press