Solid Carbide Endmills M500 - Toric ∙ Square ∙ 4F .ARCO coating provides a superior wear resistance. .With "Small positive" rake angle and small corner radius geometries for high feed cutting. .Outstanding results and tool life for 2-D and 3-D machining of HRC 30 to HRC 55 steel, such as Alloy steel,cast Iron...etc. .Achieve long tool life, perfect surfaces and considerable reduction of machining time. Order No. Dia. (d) CL(L1) OAL Shank(L)(D) R Flutes(F) ESCSU ESCSU403000A 3 8 50 6 0.10 4 ESCSU404000A 4 10 50 6 0.10 4 ESCSU405000A 5 13 50 6 0.15 4 P M K N S H ESCSU406000A 6 15 50 6 0.15 4 ● ● ● ● ○ ESCSU408000A 8 20 60 8 0.15 4 ESCSU410000A 10 25 75 10 0.20 4 d R ESCSU412000A 12 30 75 12 0.20 4 ESCSU416000A 16 35 100 16 0.20 4 L1 L D (h6) Feed recommend table Dia Fz d Tolerance (mm) (mm) d≤6 0 ~ -0.02 4 0.006 ~ 0.1 6 < d ≤ 12 0 ~ -0.03 6 0.009 ~ 0.15 d > 12 0 ~ -0.04 10 0.15 ~ 0.25 ap = 1.5D ae = 0.1D A169