MagicDrill DRXMagicDrill DRX Toolholder DRX

DRX recommended cutting conditions (Coolant)

Recommended (Cutting speeinsert grad d Vc: m/min)esToolholder type
WorkpieceMEGACOATCarbideDrill dia. DC
materialPR1230PR1225PR1210GW15(mm)2D~3D4D5D
GMSMGMSMf (mm/rev)
GHGMGHSMGMGHSMGMGHSM
ø12~ø150.06~0.100.06~0.100.04~0.100.05~0.080.05~0.080.04~0.080.04~0.070.04~0.070.04~0.08
Lbtlø15.5~ø180.06~0.120.06~0.120.06~0.120.05~0.100.05~0.100.05~0.100.05~0.080.05~0.080.04~0.09
ow caron see120-240120-240ø18.5~ø260.08~0.140.08~0.140.06~0.140.06~0.120.08~0.120.05~0.120.06~0.100.06~0.100.04~0.10
ø26.5~ø600.08~0.140.08~0.140.06~0.140.06~0.120.08~0.120.05~0.120.06~0.100.06~0.100.04~0.10
ø12~ø150.04~0.140.04~0.140.04~0.100.04~0.100.04~0.100.04~0.080.04~0.080.04~0.080.04~0.07
ø15.5~ø180.06~0.160.06~0.160.06~0.120.05~0.120.05~0.120.05~0.100.05~0.100.05~0.100.05~0.08
Carbon steel100-180100-180ø18.5~ø260.08~0.200.08~0.200.06~0.140.07~0.160.07~0.160.05~0.120.06~0.120.06~0.120.05~0.10
ø26.5~ø600.08~0.200.08~0.200.06~0.140.07~0.160.07~0.160.05~0.120.06~0.120.06~0.120.05~0.10
ø12~ø150.04~0.140.04~0.140.04~0.100.04~0.100.04~0.100.04~0.080.04~0.080.04~0.080.04~0.07
ø15.5~ø180.06~0.160.06~0.160.06~0.120.05~0.120.05~0.120.05~0.100.05~0.100.05~0.100.05~0.08
Alloy steel100-160100-160ø18.5~ø260.08~0.200.08~0.200.06~0.140.07~0.160.07~0.160.05~0.120.06~0.120.06~0.120.05~0.10
ø26.5~ø600.08~0.200.08~0.200.06~0.140.07~0.160.07~0.160.05~0.120.06~0.120.06~0.120.05~0.10
ø12~ø150.04~0.080.04~0.080.04~0.080.04~0.070.04~0.070.04~0.070.04~0.060.04~0.060.04~0.06
ø15.5~ø180.06~0.120.06~0.120.06~0.100.05~0.100.05~0.100.05~0.080.04~0.080.04~0.080.04~0.07
Mold steel80-15080-150ø18.5~ø260.08~0.150.08~0.150.06~0.120.06~0.120.06~0.120.06~0.100.05~0.100.05~0.100.05~0.08
ø26.5~ø600.08~0.150.08~0.150.06~0.120.06~0.120.06~0.120.06~0.100.05~0.100.05~0.100.05~0.08
ø12~ø150.06~0.100.06~0.100.04~0.100.05~0.080.05~0.080.04~0.080.04~0.070.04~0.080.04~0.08
Stainless steelø15.5~ø180.06~0.100.06~0.100.06~0.120.05~0.080.05~0.080.05~0.110.04~0.070.04~0.070.04~0.10
(Austenitic related)70-14070-140ø18.5~ø260.08~0.120.08~0.120.06~0.140.07~0.100.07~0.100.06~0.120.07~0.100.07~0.100.06~0.12
ø26.5~ø600.08~0.120.08~0.120.06~0.140.07~0.100.07~0.100.06~0.120.07~0.100.07~0.100.06~0.12
ø12~ø150.08~0.14--0.06~0.12--0.04~0.10--
Gø15.5~ø180.08~0.18--0.08~0.16--0.06~0.12--
ray cast iron100-150ø18.5~ø260.08~0.20--0.08~0.18--0.06~0.14--
ø26.5~ø600.08~0.20--0.08~0.18--0.06~0.14--
ø12~ø150.08~0.12--0.06~0.10--0.04~0.08--
Ndl iø15.5~ø180.08~0.16--0.08~0.14--0.06~0.10--
ouar cast ron80-120ø18.5~ø260.08~0.18--0.08~0.16--0.06~0.12--
ø26.5~ø600.08~0.18--0.08~0.16--0.06~0.12--
ø12~ø15--0.06~0.12--0.05~0.10--0.04~0.08
Non-ferrousø15.5~ø18--0.08~0.14--0.06~0.12--0.05~0.10
metals200-600ø18.5~ø26--0.08~0.16--0.06~0.14--0.05~0.12
ø26.5~ø60--0.08~0.20--0.08~0.16--0.07~0.14
ø12~ø15--0.05~0.08--0.04~0.07--0.04~0.06
llø15.5~ø18--0.05~0.08--0.04~0.07--0.04~0.06
Titanium aoys40-70ø18.5~ø26--0.06~0.10--0.06~0.08--0.05~0.07
ø26.5~ø60--0.06~0.10--0.06~0.08--0.05~0.07
  • Apply a sufficient amount of coolant. : 1st recommendation : 2nd recommendation

Cutting conditions by application

ApplicationsPlain surfaceSlant surfaceHalf cylindricalHole expansionConcave surfaceCored holeStacked plates
Shape of workpiece
Cutting speed Vc (m/min)120120120120120120Not available
DRX f (mm/rev)0.10.050.050.05Concave surface 0.050.05Not available
Continuous Part 0.1
Coolant (Internal)YesYesYesYesYesYesNot available
Cutting width (Torus-shaped part) when drilling cored hole.
Drill type2D~3D4D5D
Cutting width (Torus-shaped part)0.1 x DC or lessCorner radius or lessNot recommended

Max. depth for drilling with external coolant

In case of using external coolant system, chip evacuation will be bad. Therefore ap should be measured within 1.5 times (1.5 x DC) of drill diameter (DC).