| The ‘NW-3-2 carbide long-life micro-drill for PCB processing ’ |
|
ST type
| type |
size（mm）
|
brief introduction
|
|
ST
|
0.15～0.50
|
standard drills, suitable for general PCB and FPCB.
|
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STV
|
0.15～0.50
|
rigid drills, suitable for high precisely processing.
|
UC type
| type |
size（mm）
|
brief introduction
|
|
UC
|
0.15～1.6
|
all-purposed drills, improving hole wall qualities by reducing friction.
|
|
UCV
|
0.15～1.6
|
rigid drills, more suitable for high precise requirements.
|
|
UCM
|
0.15～1.6
|
low-toughness drills, designed with thin web and big groove.
|
UV type
| type |
size（mm）
|
brief introduction
|
|
UV
|
0.15～0.50
|
wearable drills, especially for processing of high-TG and halogen-free PCB.
|
|
UVV
|
0.15～0.50
|
rigid drills, more suitable for high precise requirements.
|
|
|
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