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Box of 10 Mitsubishi Miniature Drill Bits MM030N-5.5

Box of 10 Mitsubishi Miniature Drill Bits MM030N-5.5

  • $15.90

Up For Sale:

1 Brand New Box with 10 Miniature Drill Bits manufactured by Mitsubishi Materials.

P/N - MM030N-5.5


Helix angle is 40 degrees, excellent hole position accuracy with revolution and high feed rate. Suitable for Package boards grilling.


Order Number Drill dimensions (mm)
D l1 l2
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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