What do 2D, 3D, 4D, and 5D mean?
What does 2D, 3D, 4D, and 5D mean? D stands for tool diameter. It is expressed as several times the depth and length of the tool diameter, and is express... 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 workpiece materials. 3-Flute drills are characterized by t... 詳細表示
What is Dwell Machining (Drilling)
What is Dwell Machining? (Drilling) Dwell machining is a machining method that temporarily stops the progress of machining while the drill spindle is rotate... 詳細表示
Revolution means how many revolutions the tool makes in one minute. In the machining program that moves the machine tool, it is expressed by "S". In calcula... 詳細表示
Cutting speed is the speed at which the outermost part of the tool moves in one minute. Symbols are denoted by Vc. The unit is (m/min). The cutting speed (... 詳細表示
What spindle speed should be used whe...
As a guideline, reduce the spindle speed to 500 min-1 or less when inserting a long drill (whether carbide or HSS) into a guide hole. For very long drills, s... 詳細表示
Is there a tool to remove a broken tap?
Yes. Please use the “EX-H-DRL” Tap Removal Drill (also known as the Hard Drill). This drill is designed to crush the core of the broken tap and remove it. M... 詳細表示
What is a breakage Tap removal drill?...
What is a breakage Tap removal drill? Size selection and processing conditions Breakage Tap As a drill for removal, there is an EX-H-DRL (commonly known as ... 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
What is the feed rate of a drill?
Feed rate is how far the tool moves per minute. The unit of feed velocity (Vf) of the drill is (mm/min). The feed rate can be calculated by multiplying the... 詳細表示
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