Even though I perform centering, the ...

When the drill starts contacting the workpiece from its shoulder, you cannot achieve accurate hole positioning. Issue Example ・Using a starting drill with ... 詳細表示

What is step feeding? G83

What is step feeding? G83 Step feeding is the action of stopping the hole drilling in the middle, taking the drill out of the hole once, and then drilli... 詳細表示

What is the difference between a thre...

2-Flute drills have good chip removal properties and are suitable for deep hole drilling and soft materials. 3-Flute drills are characterized by their high ... 詳細表示

Drill selection procedure How to choo...

Step (1) Check how many times the depth of the hole to be processed is the diameter If the drill diameter (D) is 10 mm and the depth is 30 mm Calculate 30÷... 詳細表示