MagicDrill DRZMagicDrill DRZ Toolholder DRZ

DRZ hole bottom shape (Common for 2D, 3D, 4D, 5D) (mm)

DCABCDCABCDCABC
13.04.421.57.733.010.8
13.54.70422.07.934.011.3
14.0214.9.22.58.20.635.011.80.8
14.5.5.223.08.436.05712.3
15.05.40523.5318.737.0.12.8
15.55.7.24.0.8.938.013.3
16.05.324.59.239.013.80.9DC
16.55.625.09.40740.014.3
17.05.80.625.59.7.41.014.0
17.56.126.09.942.014.5
18.06.326.510.243.015.0
18.52.76.627.09.544.015.51.0
19.06.827.59.845.016.0
19.57.10.728.010.046.016.5C
20.07.328.510.30747.06.517.0
20.57.629.010.5.48.017.5
21.07.80.829.54010.849.018.0
30.0.11.050.018.511A B
30.511.351.019.0.
31.011.552.019.5
31.511.80853.020.0
32.012.0.54.018.5
32.512.355.019.0
56.019.5
Aboveis numeric guideline.57.08.520.01.2
(Varies materiwithin ±0 als and cu.1mm depe tting conditnding on ions)workpiece58.0 59.020.5 21.0

Cutting power

ø20 cutting power comparison Case studies

Magic Drill DRZ

Magic Drill dia.ø16ø27ø50
MachineCompetitor ACompetitor BCompetitor CCompetitor D
Machine powerAC 5.5/7.5 kWAC 5.5/7.5 kWAC 5.5/7.5 kWAC 7.5/11 kW
onditions Vc (mm/min)150130 150120110 157
Cutting c f (mm/rev)0.060.130.10.08 0.12
Workpiece materialSS400SCM435SCM415SS400
Required power (Load meter values)60%80% 95%100%60% 100%
Remarks--With conventional drill, limited up to ø40-

Competitor A

Vc=100m/min, (n=1,600min -1)

6

4

2

0

0.05 0.1 0.15 0.2

Formula for calculating required power (Approximate value) f (mm/rev)