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HPC solid carbide drill Speeddrill 4.0-Inox, DIN 6537L, long 5xD, 4 drill heels, with internal cooling - DRL-SP4.0-DIN6537L-IX-ND-IK-HA-D7,7MM HPC solid carbide drill Speeddrill 4.0-Inox, DIN 6537L, long 5xD, 4 drill heels, with internal cooling - DRL-SP4.0-DIN6537L-IX-ND-IK-HA-D7,7MM
HPC solid carbide drill Speeddrill 4.0-Inox, DIN 6537L, long 5xD, 4 drill heels, with internal cooling - DRL-SP4.0-DIN6537L-IX-ND-IK-HA-D7,7MM - 1
HPC solid carbide drill Speeddrill 4.0-Inox, DIN 6537L, long 5xD, 4 drill heels, with internal cooling - DRL-SP4.0-DIN6537L-IX-ND-IK-HA-D7,7MM - 2

HPC solid carbide drill Speeddrill 4.0-Inox, DIN 6537L, long 5xD, 4 drill heels, with internal cooling

Twist drill SD4.0 DIN 6537L type N IC NANODUR INOX
DRL-SP4.0-DIN6537L-IX-ND-IK-HA-D7,7MM

Art.-no. 5443011861
EAN 4062856119356
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HPC solid carbide drill Speeddrill 4.0-Inox, DIN 6537L, long 5xD, 4 drill heels, with internal cooling

Art.-no. 5443011861

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Quantity
PU
x 1 pcs

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Solid carbide, high-performance drill with internal cooling channels, in particular for machining stainless steels. The special point thinning results in perfect chip removal. Optimal roundness of the hole through 4 drill heels allows precise alignment of the hole with optimal surface quality. Generation 4.0 sets new standards in machining performance.
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Product code

6897

Material to be processed

Steel, Cast metal, Stainless steel

Standards

DIN 6537

Design

Long

Surface

NANODUR

Max. drilling depth (D)

5xD

Cutting material

SC

Number of guiding chamfers

4 PCS

Angle of the tip

140 Degree

Number of cutting edges

2 PCS

Coolant supply

Internal

Diameter (d1)

7.7 mm

Shank style

Cylindrical DIN 6535-HA

Length (l1)

91 mm

Chip flute length (l2)

53 mm

Tolerance of cutting edge diameter

h7

Shank diameter (d2)

8 mm

Tolerance of shank diameter

h6

Material of sub-group

General structural steels, Non-alloyed tempering steels < 1000 N/mm², Alloyed tempering steels < 1000 N/mm², Grey cast iron, Malleable cast iron, Stainless steels < 850 N/mm², Stainless steels > 850 N/mm², Titanium, Titanium alloys

Cutting values for solid carbide high-performance drill Speeddrill 4.0
For dia. 3 to dia. 12
Material designation Tensile strength Cooling vc f
Dia. 3-5.9 Dia. 6-8.9 Dia. 9.0-11.9 Dia. 12
General structural steels < 500 N/mm² IC 175 0,220 0,31 0,39 0,48
500-850 N/mm² IC 161 0,220 0,31 0,39 0,48
Carbon steels < 850 N/mm² IC 161 0,220 0,31 0,39 0,48
850-1000 N/mm² IC 161 0,220 0,31 0,39 0,48
Unalloyed heat-treated steels < 700 N/mm² IC 161 0,210 0,29 0,38 0,45
700-850 N/mm² IC 154 0,210 0,29 0,38 0,45
850-1000 N/mm² IC 132 0,100 0,15 0,19 0,25
Alloyed heat-treated steels 850-1000 N/mm² IC 138 0,100 0,15 0,19 0,25
Unalloyed case-hardening steels < 750 N/mm² IC 161 0,220 0,31 0,39 0,48
Alloyed case-hardening steels < 1000 N/mm² IC 138 0,2 0,28 0,35 0,43
Nitriding steels < 1000 N/mm² IC 126 0,100 0,15 0,19 0,25
Tool steels < 850 N/mm² IC 112 0,100 0,15 0,19 0,25
850-1100 N/mm² IC 81 0,100 0,15 0,19 0,25
Stainless steels, sulphurated < 700 N/mm² IC 113 0,12 0,18 0,23 0,23
Stainless steels, austenitic < 700 N/mm² IC 105 0,12 0,18 0,23 0,23
< 850 N/mm² IC 105 0,12 0,18 0,23 0,23
Stainless steels, martensitic < 1100 N/mm² IC 98 0,12 0,18 0,23 0,23
Titanium, titanium alloys < 850 N/mm² IC 60 0,06 0,12 0,18 0,18
Aluminium, aluminium alloys < 530 N/mm² IC 360 0,22 0,31 0,39 0,48
Aluminium, cast aluminium alloys < 10 % Si < 600 N/mm² IC 360 0,22 0,31 0,39 0,48
Magnesium, magnesium alloys < 280 N/mm² IC 360 0,22 0,31 0,39 0,48
Copper, low-alloy < 350 N/mm² IC 160 0,110 0,17 0,21 0,28
Brass, short-chipping < 600 N/mm² IC 200 0,110 0,17 0,21 0,28
Brass, long-chipping < 600 N/mm² IC 200 0,110 0,17 0,21 0,28
Bronze, short-chipping < 600 N/mm² IC 200 0,110 0,17 0,21 0,28
650-850 N/mm² IC 200 0,110 0,17 0,21 0,28
Bronze, long-chipping < 850 N/mm² IC 200 0,110 0,17 0,21 0,28
850-1200 N/mm² IC 200 0,110 0,17 0,21 0,28
Key
IC = internal cooling
vc = cutting speed [m/min]
f = feed [mm/r]
The suggested cutting values are reference values and must be adapted to the respective conditions.

Art.-no.
Cust. Mat. No.

Hazardous Material

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