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MM ECU
3 Flute Undersized Interchangeable Solid Carbide Heads for Keyways (DIN 6885)

D2
Ts Rd°
Ha°
Dh8

r ap
l

Recommended
Dimensions
Machining Data

IC908 fz
Designation D Flute ap r Ts D2 l Ha° (mm/t)
MM ECU077E04R020-3T05 7.70 3 4.00 0.20 T05 7.70 10.00 38.0 l 0.03-0.08
MM ECU097E05R030-3T06 9.70 3 5.00 0.30 T06 9.60 13.00 38.0 l 0.03-0.09
MM ECU117E07R030-3T08 11.70 3 7.00 0.30 T08 11.50 16.50 38.0 l 0.03-0.10
MM ECU157E08R030-3T10 15.70 3 8.00 0.30 T10 15.30 20.50 38.0 l 0.04-0.12
MM ECU197E12R040-3T12 19.70 3 12.00 0.40 T12 18.30 25.50 38.0 l 0.05-0.13
• For shanks, see pages 63-71 • For Clamping keys (should be ordered separately), tightening torques and clamping instructions, see page 8. • Do not apply
lubricant to the threaded connection. • For user guide, see pages 72-84.

MM EC-3
3 Flute 45° Helix, Interchangeable Solid Carbide Endmill Heads

D2
Ts
Rd°
De8

r ap Ha°
l
Recommended
Dimensions
Machining Data

IC908 fz
Designation D Flute ap r Ts D2 l Ha° (mm/t)
MM EC080B05R000-3T05 8.00 3 5.00 0.00 T05 7.70 10.00 45.0 l 0.03-0.09
MM EC100B07R000-3T06 10.00 3 7.00 0.00 T06 9.60 13.00 45.0 l 0.03-0.10
MM EC100B12R000-3T06 10.00 3 12.00 0.00 T06 9.60 19.00 45.0 l 0.03-0.10
MM EC120B09R000-3T08I (1) 12.00 3 9.00 0.00 T08 11.70 16.50 45.0 l 0.04-0.11
MM EC120B09R000-3T08 12.00 3 9.00 0.00 T08 11.70 16.50 45.0 l 0.04-0.11
MM EC.500B37R000-3T08 12.70 3 9.50 0.00 T08 12.40 16.50 45.0 l 0.05-0.10
MM EC.500B37R015-3T08 12.70 3 9.50 0.40 T08 12.40 16.50 45.0 l 0.05-0.10
MM EC.500B37R031-3T08 12.70 3 9.50 0.80 T08 12.40 16.50 45.0 l 0.05-0.10
MM EC.500B37R062-3T08 12.70 3 9.50 1.60 T08 12.40 16.50 45.0 l 0.05-0.10
• For shanks, see pages 63-71 • For Clamping keys (should be ordered separately), tightening torques and clamping instructions, see page 8. • Do not apply
lubricant to the threaded connection. • For user guide, see pages 72-84.
(1) With coolant holes directed to each flute

48 ISCAR