VHM-EF-Drill-GG-DIN 6537L-HE-IK-4FF-TIALN-87

EF-Drill twist drills

Article number TA512444.0840

  • Possible drilling depth

Solid carbide twist drill EF-Drill, DIN 6537L in GG geometry and with inclined clamping flat for use in cast iron materials.

Product features and benefits:

Internal cooling channels for high process reliability.
Four margins for improved guidance and hole quality.

International Material Comparison
nominal diameter [in]:
0.331 "
nominal diameter d₁ [mm]:
8.4 mm
shank style:
HE
type:
Twist drills
coolant supply:
internal coolant supply
Geometry:
GG
number of margins:
4
Type of construction standard:
DIN 6537L - ca.5xD
Coating:
ALCR-T2
OAL l₁:
103 mm
shank diameter d₂:
10 mm
Flute lenght l₂:
61 mm
usable length l₃:
49 mm
Clamping length l₄:
40 mm
Center length l₅:
1.53 mm
tool - sense of rotation:
right hand
tolerance work piece:
IT9-IT10
point angle:
140 deg
cutting tolerance:
m7
shank diameter tolerance:
h6
cutting material:
carbide
Technical details
nominal diameter [in]:
0.331 "
nominal diameter d₁ [mm]:
8.4 mm
shank style:
HE
type:
Twist drills
coolant supply:
internal coolant supply
Geometry:
GG
number of margins:
4
Type of construction standard:
DIN 6537L - ca.5xD
Coating:
ALCR-T2
OAL l₁:
103 mm
shank diameter d₂:
10 mm
Flute lenght l₂:
61 mm
usable length l₃:
49 mm
Clamping length l₄:
40 mm
Center length l₅:
1.53 mm
tool - sense of rotation:
right hand
tolerance work piece:
IT9-IT10
point angle:
140 deg
cutting tolerance:
m7
shank diameter tolerance:
h6
cutting material:
carbide
nominal diameter [in]
0.331 "
nominal diameter d₁ [mm]
8.4 mm
shank style
HE
type
Twist drills
coolant supply
internal coolant supply
Geometry
GG
number of margins
4
Type of construction standard
DIN 6537L - ca.5xD
Coating
ALCR-T2
OAL l₁
103 mm
shank diameter d₂
10 mm
Flute lenght l₂
61 mm
usable length l₃
49 mm
Clamping length l₄
40 mm
Center length l₅
1.53 mm
tool - sense of rotation
right hand
tolerance work piece
IT9-IT10
point angle
140 deg
cutting tolerance
m7
shank diameter tolerance
h6
cutting material
carbide
Cutting Values