Why does a drilled hole become polygo...
It is likely caused by drill runout during machining. Possible Causes ① Runout when mounting the drill Countermeasure: Keep mounting runout within 20 μm ... 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 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
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 a shank with a tang? It is a shank with two flat sides at the end of the shank. The tang is mainly used for detenting. For our drills, only ... 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
What is the maximum hole depth that c...
A drill removes material while continuously evacuating chips through its flutes. It is essential that chips are discharged outside the flutes during drilling... 詳細表示
What causes hole enlargement during d...
Hole enlargement occurs due to tool runout or chattering during machining. In addition, runout at the time of tool installation affects both hole diameter a... 詳細表示
This is a drill with a flat tip, and the ADF and ADFO series are applicable. A flat tip shape is one in which the point angle of the drill is 180 degrees an... 詳細表示
What is pick milling (Peck Processin...
What is peck feeding (High-speed step feeding) G73 peck feeding is a method of forcibly separating chips by separating the cutting edge from the machining p... 詳細表示
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