ENDMILLS • SOLID CARBIDE • MULTI-MASTER USER GUIDE Indexable Solid Carbide Milling Heads Table of Contents Type Helix Angle No. of Flutes Diameter Range Remarks Page MM HC 10º 2 7.8-16 Slot Drill Milling Heads 73 E MM EA 45º 2, 3 8-20 High Speed Machining on Aluminum 81 MM EA-CF 40º 3, 4 8-25 High Speed Machining onAluminum-CHATTERFREE82 MM ECU 38º 3 7.7-19.7 For Keyways (DIN 6885) 72 MM EC-3 45º 3 8-12 73 MM EC-4 30º, 45º 4 5-20 74 MM EC-6 30º, 45º 6 8-12 For Machining HardenedMM EC-D50°6, 8, 108-20Steel (up to 65 HRC).75 MM ECK-CF 35º, 38º 5,6 8-32 For Machining Titanium Alloys 77 MM EC-8/10 30º, 45º 8,10 16-25 76 MM EFS 45º 4 8-25 Finishred 79 MM EFS-CF 38° 4 6-25 Finishred CHATTERFREE 79 MM EC-CF 38º 4, 12MM EC-CF-1.5xD36º, 46.5º4, 7, 98-25CHATTERFREE 7776 MM ERA 45° 3 8-25 Rough Machining on Aluminum 81 MM ERSMM ERS-1.5xD 45º40º-47º 4, 5, 6 8-25 Rough Milling 80 MM EBA 45º 2 8-25 Ball Nosefor Machining Aluminum 72 E = Economical 41