USER GUIDE Regrinding Instructions for Solid Carbide Endmills d1 [µ m] d1 [µ in] **a *Ra *Pra/Rra *SRa **tA *aA *PA Square End * 2 Flute * < 7 < .3 30 10 10 - 2 7 8 General Use > 7 > .3 30 8 10 - 2 7 8 3 Flute * < 7 < .3 38-45 9 10 - 2 5 7 General Use > 7 > .3 38-45 7 10 - 2 5 7 4 Flute * < 7 < .3 30-45 7 10 - 1.5 5 7 General Use > 7 > .3 30-45 7 10 - 1.5 5 7 6 Flute ECH… * < 7 < .3 45 8 10 - 1.5 6 7 General Use > 7 > .3 45 7 9 - 1.5 5 7 6 Flute EC-D6 Hard Material* - - 50 -12 10 - 1 -2 7 Ball End 2 Flute * < 7 < .3 30 7 11 24 - 3 13 General Use > 7 > .3 30 7 11 24 - 3 13 3 Flute * < 7 < .3 30 7 11 24 - 3 11 General Use > 7 > .3 30 7 11 24 - 3 11 4 Flute < 7 < .3 30 7 11 24 - 3 13 General Use > 7 > .3 30 7 11 24 - 3 13 Square End + Radius * 3 Flute * < 7 < .3 38-45 9 12 25 3 6 12 General Use > 7 > .3 38-45 7 12 24 3 5 12 4 Flute * < 7 < .3 30-45 8 12 26 3 5 12 General Use > 7 > .3 30-45 7 12 24 4 5 12 6 Flute * < 7 < .3 45 8 12 22 4 5 12 General Use > 7 > .3 45 7 11 22 4 5 11 10 Flute * (MM) General Use - - 30 7 10 16 4 3 10 Roughers * ERF-A-3..6 * < 7 < .3 30-38 9 8 - 2.5 6 7 General Use * > 7 > .3 30-38 8 8 - 2.5 6 7 EBRF-T3…4 * <7 < .3 20 6 8 - - 3 12 General Use > 7 > .3 20 6 8 - - 3 12 ECR-B-4/5/7 * <7 < .3 45 9 7.5 - 3 5 7 Stainless Steel/General Use >7 > .3 45 8 8 - 3 5 7 ECR-T4… * <7 < .3 20 9 7.5 - 2 5 7 PH /General Use >7 > .3 20 8 7.5 - 2 5 7 ENDMILLS • SOLID CARBIDE • MULTI-MASTER ERC-E3 * < 7 < .3 38 16 10 - 2 10 10 Aluminum > 7 > .3 38 16 11 - 2 10 10 ECR-B3 3 Flute Aluminum* - - 45 16 11 - 4 10 10 Aluminum * ECA-B-2 * < 7 < .3 45-55 16 11 25 5 10 11 2 Flute Aluminum > 7 > .3 45-55 16 11 25 5 10 11 ECA-B-3 * < 7 < .3 45 16 10 - 4 10 10 3 Flute Aluminum > 7 > .3 45 16 10 - 4 10 10 Chip Splitters ECP-E3/4 * < 7 < .3 38 8 8 - 3 6 7 Stainless Steel/General Use > 7 > .3 38 8 8 - 3 6 7 FiniShred EFS-B44 * < 7 < .3 45 3 7.5 - 1.5 2 7 General Use *** > 7 > .3 45 3 7.5 - 1.5 2 7 ChatterFree EC-E4...CF * < 7 < .3 38 4 3 9**** 3 2 7 General Use > 7 > .3 38 4 3 8**** 3 2 7 ChatterFree EC-E5...CF * < 7 < .3 38 7 8 - 3 2 7 General Use > 7 > .3 38 6 8 - 3 2 7 H H Ød1 aA aA a tA Aw Ød1 H 45° PA A A1 Chamfer P SA Radius P R=d1/2±0.01 PA Heel B H C SA 10° A 20° A1 152 152 ISCAR ISCAR