Stepped drill machining high precision, according to different processing conditions may be surface coating to prolong tool life and enhance tool durability. Stepped drill with hi......
A new tool at hand, first question is its inspection before use, step drill use no exception. Handy to use stairs drill, the following work must be done. 1. Check the running ......
[Step drill] industry stepped drill, the first choice is good too - Step drill machining for automotive, aerospace, sheet metal processing, installation and maintenance of electri......
Drill and reamer each play different roles, are using cutting edge were drilling; bottom hole drill bit, reaming drill the bottom hole drill bit to be expanded. Reamer is the use o......
Step ladder drill, also known as diamond drilling or pagoda, its type like pagoda named. Step drill is mainly used for drilling steel sheet 3mm less, can be used instead of a drill......
Step drill is used in the drilling of solid material through holes or blind holes, and can the existing hole reaming tool. Also known as ladder drill step drill. The current overa......