Bore machining of the electric motor housing

1. WTX-TI solid carbide drill

Bore machining with standard tools

  • High tool life thanks to DLC coating
  • Very high feeds
  • Best choice for simple hole machining

Technical data
Dimensions: 2.5–20 mm
Type: 5–30xD
Vc: 250 – 400 m/min
F: 0.4–0.8 mm/rev

Cutting diameter (mm) Cutting speed (m/min)
10 360
Speed (rpm)
Tooth number
15910 2
Hole depth (mm) Feed per revolution (mm/rev)
30 0.45
Feed rate (mm/min) Feed force (N)
5155 1153
Main time (s) Torque (Nm)
0.35 4.58
Drive power (kW)  
5.49  

2. PCD drills

Bore machining with special tools

  • Highest tool life thanks to brazed PCD
  • High cutting speeds
  • Best choice for stepped holes and finishing of contours

Technical data
Dimensions: from 6 mm
Type: PCD drills 
Vc: 500+ m/min
F: 0.2+ mm/rev
Ap: Various

Cutting diameter (mm) Cutting speed (m/min)
10 500
Speed (rpm)
Tooth number
15910 2
Hole depth (mm) Feed per revolution (mm/rev)
30 0.3
Feed rate (mm/min) Feed force (N)
4652 628
Main time (s) Torque (Nm)
0.41 2.49
Drive power (kW)  
4.15