stepped drill drilling accuracy requirements[2015/8/6]

Stepped drill machining high precision, according to different processing conditions may be surface coating to prolong t......

[Level] how handy drill using stepped drill[2015/7/30]

A new tool at hand, first question is its inspection before use, step drill use no exception. Handy to use stairs drill,......

stepped drill, the first choice is HaoDe[2015/7/23]

[Step drill] industry stepped drill, the first choice is good too - Step drill machining for automotive, aerospace, she......

Relations between the drill bit and reamer[2015/7/16]

Drill and reamer each play different roles, are using cutting edge were drilling; bottom hole drill bit, reaming drill t......

diamond drilling step pagoda, it is why?[2015/7/9]

Step ladder drill, also known as diamond drilling or pagoda, its type like pagoda named. Step drill is mainly used for d......

Step drill to perfection, practical home[2015/7/2]

Step drill is used in the drilling of solid material through holes or blind holes, and can the existing hole reaming too......

A little bit high, material selection of unusual[2015/6/11]

PCB drilling bits are generally used carbide, because epoxy glass cloth complex copper plate tool wear quickly. The so-c......

Carbide cutter can be used where?[2015/5/7]

Carbide cutter carbide cutter means for the material. Learn carbide cutter must first know what is carbide, carbide is a......

Deep drilling on so tall[2015/4/30]

Specifically for machining deep hole drills. In the machining hole depth usually greater than the pore diameter hole 6 i......

Several important part of the drill bit[2015/4/23]

The cutting action of the drill bit is its head, its cutting edge portion and the chisel blade as tool at work. To make ......

Drill Collection[2015/4/16]

Twist: Twist is the most widely-processing tool. Typically diameter range of 0.25 to 80 mm. It is mainly composed of the......

Made knives missed high-end market?[2015/4/2]

 The tool is described as dental industry, and its level of development of a country's development level represents......

How to choose tap[2015/4/2]

Select the type of tap We often use are: straight flute tap, spiral flute tap, spiral point taps, forming taps, its per......