Drill string rotation brake

Drill string rotation brake

Method and tool for producing an exact-fit cylindrical bore by removal of material from an existing bore with a finishing allowance

Method and tool for producing a thread in a workpiece

Drill/countersink assembly and method for producing countersunk holes

Group of taps with prepared hole cutting tools

Punch and drill machine for a structural angle

Method of orbital milling with an orbital end mill, an orbital end mill, and a cutting bit for an orbital end mill

Tool for machining precision bores

Chisel quickly adjusting and positioning device for a chiselling machine

Tool and method for forming a lug hole

Chip-breaking tool for tapping and female thread processing method

Tool and method for forming a valve stem hole