H680 - High Precision ∙ Long Shank ∙ Ball Nose ∙ 2F

.SICO-TH Nano coating provides a superior wear and heat resistance. .Suitable for HRC 50 and over HRC 50 Hardened Steel, also maximum up to HRC 65. .Ultra grain carbide rods with better abrasion resistance. .R tolerance ±5µm with high precision and high performance on Finishing working situation. .Special geometry design, suitable for high hardened working materials.

Order No.Radius (R)Dia. (d)CL (L1)OAL (L)Shank (D)Flutes (F)
EHBLF204007S2R487562
EHBLF206007S3R6127562
EHBLF206010S3R61210062
EHBLF208007S4R8167582
EHBLF208010S4R81610082
EHBLF210010S5R1020100102
EHBLF212010S6R1224100122

EHBLF

PMKNSH

R

L1

L

D (h5)

Cutting conditions Table 007

RTolerance
R ≤ 3±0.007
R > 3±0.010