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Up For Sale:
1 Brand New Box with 10 Miniature Drill Bits manufactured by Mitsubishi Materials.
P/N - MM030N-5.5
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Helix angle is 40 degrees, excellent hole position accuracy with revolution and high feed rate. Suitable for Package boards grilling.
Specifications:
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| Order Number |
Drill dimensions (mm) |
| D |
l1 |
l2 |
 |
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| MM011-1.8 |
0.11 |
1.8 |
8.0 |
40 |
140 |
| MM015-2.5C * |
0.15 |
2.5 |
130 |
| MM020N-3.5B |
0.20 |
3.5 |
140 |
| MM025N-3.8C |
0.25 |
3.8 |
130 |
| MM030N-5.5 |
0.30 |
5.5 |
- |
| MM035N-6.0B |
0.35 |
6.0 |
* MM015-2.5C is straight type
 Recommended drilling conditions
| MM011-1.8 |
N = 120k ~ 160kmin-1 |
f = 10~12.5 µ/rev |
| MM015-2.5C |
N = 120k ~ 160kmin-1 |
f = 10~15 µ/rev |
| MM020N-3.5B |
N = 100k ~ 160kmin-1 |
f = 10~15 µ/rev |
| MM025N-3.8C |
N = 100k ~ 160kmin-1 |
f = 15~20µ/rev |
| MM030N-5.5 |
N = 80k ~ 160kmin-1 |
f = 20~25 µ/rev |
| MM035N-6.0B |
N = 80k ~ 160kmin-1 |
f = 20~25 µ/rev |
Thanks for looking, Buy with confidence!!!
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100% Satisfaction Guarantee:
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Your satisfaction is always 100% guaranteed. If you are not satisfied with this product, please send it back for exchange or refund within 10 days of item's arrival.
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