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 a hard drill).
Please use the drill diameter that is suitable for each size and type of Tap .
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No : 736
公開日時 :
更新日時 : 2024/11/04 14:49
カテゴリー：
Tool selection
What does the drill feed (mm/rev) mean?
The unit of feed (mm/rev) of the drill indicates how many millimeters the drill advances in one revolution. The unit is read as "milliper revolution".
OSG's Drill Catalog Condition Table lists the feed rate (mm/rev) per rotation of drills of major sizes in a range for each material. When referring to the feed
No : 737
公開日時 :
更新日時 : 2024/08/28 02:29
What is the rotation speed when inserting a long drill into the guide hole?
As a guideline, reduce the rotation speed to 500 rpm or less when inserting a long drill (regardless of whether it is carbide or high-speed) into the guide hole. If the drill itself is very long, such as the ADO-40D/50D series, it will swing even more, so in order to prevent the cutting edge fr
No : 738
公開日時 :
更新日時 : 2024/08/28 02:29
Difference Between Flat Drill and counterboring End Mill
The difference between a flat drill (ADF series) and an end mill for counterboring (ZDS series) is as follows:
ADF can be machined to twice the depth of the tool diameter. oversize can also be processed stably.
ZDS can be
No : 818
公開日時 :
更新日時 : 2024/08/28 02:29
カテゴリー：
General
How deep can a hole be drilled? How much flute length do I need?
Since the drill digs while releasing chips, it is necessary to constantly drain chips from the trench to the outside. If you dig to the point where all the trenches are filled, you will not be able to drain the chips, and the chips will get stuck in the grooves and the dri
No : 919
公開日時 :
更新日時 : 2024/08/28 02:29
Do you need to Pilot hole for large drilling?
If you have enough mechanical horsepower, you don't need Pilot hole . It is recommended to drill holes from a solid state.
When drilling after Pilot hole machining due to insufficient machine horsepower, etc., there is a risk that chips wil
No : 939
公開日時 :
更新日時 : 2024/08/28 02:29
How do you know between a flat drill and a drill with point angle ?
counterboring Please use it in situations where it is not possible to process unless it is in that shape, such as machining, or in situations where a flat drill is advantageous.
Where flat drills are advantageous
・ Drilling i
No : 4466
公開日時 :
更新日時 : 2024/08/28 02:29
カテゴリー：
Tool selection
What is the difference between a three-blade drill and a two-blade drill?
First of all, what do you want to improve from the two-blade drill?
- We want to aim for further efficiency.
- We want to further reduce the cost of drilling holes.
It may not be enough to review conventional tools or improve the conditions of two-blade drills.
No : 5428
公開日時 :
更新日時 : 2024/08/28 02:29
カテゴリー：
Tool selection
What is point angle Effects of Drill point angle
point angle is the angle of the tip of the drill.
In general, 118° is the standard for high-speed steel, and 140° is standard for carbide steel.
The smaller the point angle , the smaller the ve
No : 7624
公開日時 :
更新日時 : 2024/08/28 02:29
カテゴリー：
General
What is Step Machining? G83
Step machining is the action of stopping the hole drilling in the middle, taking the drill out of the hole once, and then machining again. By returning the drill to hole entrance , the chips are forcibly discharged and refueled at the same time. There are many movements in which the drill moves, and the mach
No : 7694
公開日時 :
更新日時 : 2024/08/28 02:29