SELECTION GUIDE ENDMILLS • SOLID CARBIDE • MULTI-MASTER Table of Contents Cutting Workpiece No. of Diameter Type Helix Angle Page Length Hardness HRc Flutes Range ECR-B3-R-C 45º DC Aluminum 3 8-25 158 High Speed ECA-B-2 45 2-3DC Aluminum 2 4-20 Machining on 159 aluminum High Speed ECA-B-3 45º 2-3DC Aluminum 3 4-20 Machining on 160 aluminum High Speed ECA-F-2 55º 2-5DC Aluminum 2 4-25 Machining on 160 aluminum Different helix with EB-H-CF 2DC <55 3-5 6-20 163 variable pitch EB-E4L-CF 38º 2DC <45 4 3-16 164 EB-A-2 30º 1-2DC <45 2 2-20 164 EB-A2 30º 1DC <70 2 1-25 Stub cut length 165 (stub cut length) EB-A2 30º 1.5DC <65 2 0.4-6 170-171 (rib processing) EB-A2-H 30° 0.8-1DC <65 2 0.1-4.0 169 (rib processing) EB-A2 30º 2-3DC <65 2 3-25 Long overhang length 171 (long with neck) EB-A2 Extra long 30º 2-3DC <65 2 2-20 172 (extra long) overhang length EB-A2 (tapered flute & 30º 2DC <65 2 1-12 Tapered neck 172 neck) EB-A2 30º 1DC <65 2 1-25 Precision stub cut 173 (precision stub cut) ESB-A2 30º 0.75DC <65 2 3-16 Long overhand length 174 ESB-A4 30º 0.75DC <65 4 5-16 174 EBM-A-2 30º 2-3DC <45 2 0.4-2 Miniature 173 EB-A2 30º 2-3DC <45 2 2-20 165 (economical) (1) Provides high surface finish in rough machining conditions 113