What is HRC, a unit of hardness?

There are various units that express the properties of metals, and it is important to check their values before processing. It is also important to select a... 詳細表示

What is quenching?

There are various methods and applications, but they are mainly intended for curing steel products. After heating to the appropriate temperature by heat tre... 詳細表示

What is a nose?

Corners. The nose R refers to the corner radius . 詳細表示

What is effective thread length?

The effective thread length is the length of the thread. Excluding the incomplete threaded part, it is the length of the part including the chamfer. 詳細表示

Material of round dies Difference Bet...

< Difference between SKS and HSS> SKS is an alloy tool steel, commonly known as tungsten. HSS will be a high speed tool steel. Durability is better ... 詳細表示

Center Cut

It is a specification that the end cutting edge of the end mill is attached to the center. It has the feature of being able to perform vertical feed (plungi... 詳細表示

Coarse screw thread and Fine screw th...

Coarse screw thread and Fine screw thread refers to the type of pitch of the thread. Coarse screw thread most commonly used threads. It is often omitted bec... 詳細表示

What is internal lubrication? What is...

Internal lubrication refers to tools such as taps, drills, end mills, and similar cutting tools. An oil hole is drilled from the shank to the cutting edge, ... 詳細表示

What is electrodeposition?

Electrodeposition is a technology that bonds diamond or cBN to a surface by plating. 詳細表示

What is a cutting tap?　What is a form...

A cutting tap is a tap that forms internal threads by cutting and removing the workpiece material. Straight‑fluted taps, spiral‑fluted taps, and spiral‑poin... 詳細表示