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GEM Co.
[Korea]
| Name & Figure | Symbol & Materials | Application & Advantage | Range of Stock |
Hand Reamer![]() ![]() |
GEM 100 GEM 115 HSS |
Straight & Spiral Flute, JIS, H7 Tolerance Suitable for thru Hole |
1mm~50mm |
|
Hi Helical Reamer |
GEM 445 |
LH Spiral45' DIN, H7 T olerance |
2mm~40mm |
|
SpiralChucking Reamer |
GEM 407 |
LHSpiral7' |
2mm~40mm |
|
Carbide Helical Reamer |
GEM C445 |
LHSpiral45' |
2mm~32mm |
|
Carbide |
GEM C407 |
LHSpiral7' |
2mm~32mm |
|
Long Hi Helical Reamer |
GEM 475 |
H7 Tolerance |
5mm~25mm |
|
Carbide Reamer |
GEM C100 |
All Solide Carbide |
1mm~16mm |
|
Carbide super Helical Reamer |
GEM JC460Carbide |
LHSpiral60' |
2mm~32mm |
|
HSS NC Spot Drill |
GEM 900 |
For centering & Chamfering of tapping holes in one operation 90', 120' |
2mm~25mm |
|
Carbide NC Spot Drill |
GEM C900 Carbide |
For centering and chamfering of tapping holes in one operation 90', 120' |
2mm~25mm |
|
Counter Bore |
GEM 625 |
RH Spiral, 4F |
3mm~25mm |
|
Counter Sink Hole |
GEM 890 |
Burr Away |
6mm~50mm |
|
Counter Sink 1F |
GEM 891 |
Burr Away |
6mm~50mm |
|
Counter Sink 3F |
GEM 893 |
Burr Away Chamfering TiN, TiALN Available |
6mm~50mm |
|
Carbide Step Drill |
GEM STD Carbide |
One tool |
M3~M20 |
|
Carbide Burnishing Reamer |
GEM BD Carbide |
Self Centering function |
3mm~16mm |
|
Carbide Center Drill |
GEM C700 Carbide |
Centering |
1mm~6mm |
|
Accu Center |
GEM ACU100 |
For Making Setting point |
Au-10 |
|
HSS Coner Rounding Cutter |
GEM 810 |
For making formR |
1mm~20mm |
|
Carbide Coner Rounding Cutter |
GEM C810 Carbide |
For making formR |
0.5mm~12mm |
|
Carbide Tap |
GEM TPH Carbide |
All Solid |
3mm~16mm |
|
Helical T-Cutter |
GEM THCT |
RH Spiral25' |
10mm~50mm |
|
Pilot Drill |
GEM TPD |
For Centering |
6mm~30mm |
|
Spot Weld Drill |
GEM SWD |
For disassemble spot weld parts |
6mm~8mm |
|
Step Drill |
GEM 1400 |
For making various holes |
6mm~12mm |
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