r Rd° EC-A-4R 4 Flute, 30° Helix Medium Length Solid Carbide Endmills with Various Radii De8 d ap Haº L Recommended Dimensions Machining Data f z Designation D d a p L Flute H a ° R d ° Shank (1) r IC900 (mm/t) EC020A10-4C05R0.4 2.00 5.00 10.00 50.00 4 30.0 5.0 C 0.40 • 0.01-0.04 EC030A10-4C03R0.6 3.00 3.00 10.00 38.00 4 30.0 5.0 C 0.60 • 0.01-0.04 EC030A10-4C03R0.8 3.00 3.00 10.00 38.00 4 30.0 5.0 C 0.80 • 0.01-0.04 EC030A10-4C04R0.4 3.00 4.00 10.00 50.00 4 30.0 5.0 C 0.40 • 0.01-0.04 EC035A12-4C04R0.4 3.50 4.00 12.00 50.00 4 30.0 5.0 C 0.40 • 0.01-0.04 EC040A07-4C04R0.4 4.00 4.00 7.00 50.00 4 30.0 5.0 C 0.40 • 0.02-0.05 EC040A10-4C04R1.0 4.00 4.00 10.00 50.00 4 30.0 5.0 C 1.00 • 0.02-0.05 EC040A12-4C04R0.4 4.00 4.00 12.00 50.00 4 30.0 5.0 C 0.40 • 0.02-0.05 EC040A12-4C04R0.8 4.00 4.00 12.00 50.00 4 30.0 5.0 C 0.80 • 0.02-0.05 EC050A14-4C05R0.5 5.00 5.00 14.00 50.00 4 30.0 5.0 C 0.50 • 0.02-0.06 EC050A20-4C05R0.8 5.00 5.00 20.00 50.00 4 30.0 5.0 C 0.80 • 0.02-0.06 EC060A16-4C06R0.4 6.00 6.00 16.00 57.00 4 30.0 5.0 C 0.40 • 0.03-0.07 EC060A16-4C06R0.8 6.00 6.00 16.00 57.00 4 30.0 5.0 C 0.80 • 0.03-0.07 EC080A20-4C08R0.8 8.00 8.00 20.00 63.00 4 30.0 5.0 C 0.80 • 0.03-0.09 • For user guide, see pages 147-254 (1) C-Cylindrical Rd° EC-A4 (economical-medium) Economical Type 4 Flute, 30° Dh10 dh6 Helix, Center Cutting, Medium Haº ap Length Solid Carbide Endmills L Recommended Dimensions Tough 1  Hard Machining Data ENDMILLS • SOLID CARBIDE • MULTI-MASTER f z Designation D d a p L Flute H a ° R d ° Shank (1) IC08 IC900 (mm/t) EC-A4 02-08C02E32 2.00 2.00 8.00 32.00 4 30.0 5.0 C • • 0.01-0.03 EC-A4 025-08C025E32 2.50 2.50 8.00 32.00 4 30.0 5.0 C • • 0.01-0.03 EC-A4 03-12C03E38 3.00 3.00 12.00 38.00 4 30.0 5.0 C • • 0.01-0.04 EC-A4 035-12C035E32 3.50 3.50 12.00 32.00 4 30.0 5.0 C • 0.01-0.04 EC-A4 04-12C04E50 4.00 4.00 12.00 50.00 4 30.0 5.0 C • • 0.02-0.05 EC-A4 045-14C045E50 4.50 4.50 14.00 50.00 4 30.0 5.0 C • 0.02-0.05 EC-A4 05-14C05E50 5.00 5.00 14.00 50.00 4 30.0 5.0 C • • 0.02-0.06 EC-A4 055-16C055E50 5.50 5.50 16.00 50.00 4 30.0 5.0 C • • 0.02-0.06 EC-A4 06-16C06E50 6.00 6.00 16.00 50.00 4 30.0 5.0 C • • 0.03-0.07 EC-A4 07-20C07E60 7.00 7.00 20.00 60.00 4 30.0 5.0 C • • 0.03-0.08 EC-A4 08-20C08E63 8.00 8.00 20.00 63.00 4 30.0 5.0 C • • 0.03-0.09 EC-A4 09-20C09E60 9.00 9.00 20.00 60.00 4 30.0 5.0 C • • 0.03-0.09 EC-A4 10-22C10E72 10.00 10.00 22.00 72.00 4 30.0 5.0 C • • 0.03-0.10 EC-A4 12-22C12E73 12.00 12.00 22.00 73.00 4 30.0 5.0 C • • 0.04-0.11 EC-A4 14-25C14E83 14.00 14.00 25.00 83.00 4 30.0 5.0 C • • 0.04-0.12 EC-A4 16-25C16E82 16.00 16.00 25.00 82.00 4 30.0 5.0 C • • 0.05-0.13 EC-A4 20-32C20E104 20.00 20.00 32.00 104.00 4 30.0 5.0 C • • 0.05-0.13 • For user guide, see pages 147-254 (1) C-Cylindrical 117