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l Engineered for
MAXIMUM
MM EFS-CF Performance
4 Flute 38° Helix with Variable Pitch, Solid Carbide Heads for Rd°
MULTI-MASTER
Chatter Free Roughing and Finishing Applications
Chx45° D2 α2
Ts α1

De9

Ha° α2 α1
ap
l

Recommended
Dimensions
Machining Data

IC908 fz
Designation D Flute ap Ch Ts D2 l Ha° (mm/t)
MM EFS060E05-4T05 CF 6.00 4 5.00 0.25 T05 7.70 10.00 38.0 l 0.03-0.08
MM EFS080E05-4T05 CF 8.00 4 5.00 0.3 T05 7.70 10.00 38.0 l 0.03-0.08
MM EFS100E07-4T06 CF 10.00 4 7.00 0.4 T06 9.60 13.00 38.0 l 0.03-0.09
MM EFS120E09-4T08 CF 12.00 4 9.00 0.5 T08 11.70 16.50 38.0 l 0.04-0.10
MM EFS.500E37-4T08 CF 12.70 4 9.50 0.5 T08 12.40 16.50 38.0 l 0.04-0.10
MM EFS160E12-4T10 CF 16.00 4 12.00 0.6 T10 15.30 20.50 38.0 l 0.05-0.11
MM EFS200E15-4T12 CF 20.00 4 16.00 0.6 T12 18.30 25.50 38.0 l 0.05-0.11
MM EFS250E22-4T15 CF 25.00 4 22.00 0.6 T15 23.90 37.00 38.0 l 0.06-0.11
• 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.

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