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UCWU series drill with special geometry design. It is especially suitable for Halogen-free boards and boards with high copper foil content of inner layer. It can not only provide excellent hole-wall quality but also meet the accuracy requirement of customer. Besides, high rigidity design can use higher feed rate in order to increase the productivity in drilling process.
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| Diameter¡]d¡^ |
Flute
Length¡]l¡^ |
| S |
N |
L |
|
0.274mm |
¡@ |
4.5mm |
|
|
0.30mm |
¡@ |
5.5mm |
|
|
0.35mm |
¡@ |
5.5mm |
|
|
0.40mm |
¡@ |
5.5mm |
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|
 |
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| |
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Special
flute lengths are also avaiable on request.
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|
|
Diameter
0.274mm~ 0.40mm -- Composite type. |
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