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SC twist drill bit DIN 6537K - DRL-TWST-DIN6537K-UV-SC-TNS-HB-D2,6MM SC twist drill bit DIN 6537K - DRL-TWST-DIN6537K-UV-SC-TNS-HB-D2,6MM
SC twist drill bit DIN 6537K - DRL-TWST-DIN6537K-UV-SC-TNS-HB-D2,6MM - 1
SC twist drill bit DIN 6537K - DRL-TWST-DIN6537K-UV-SC-TNS-HB-D2,6MM - 2

SC twist drill bit DIN 6537K

Twist drill SD DIN 6537K type N TiAlN-S Uni
DRL-TWST-DIN6537K-UV-SC-TNS-HB-D2,6MM

Art.-no. 5443000702
EAN 4055375898505
All versions

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For universal applications. High robustness and universal application owing to straight main cutter. Special grinding ensures optimal chip breakage, high centring accuracy and low cutting forces.
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Product code

6727

Material to be processed

Steel, Cast metal, Stainless steel, Copper, Brass, Aluminium, Plastic

Standards

DIN 6537

Design

Short

Surface

TiAlN-S

Max. drilling depth (D)

3xD

Cutting material

SC

Number of guiding chamfers

2 PCS

Angle of the tip

140 Degree

Number of cutting edges

2 PCS

Coolant supply

External

Diameter (d1)

2.6 mm

Shank style

Cylindrical DIN 6535-HB

Length (l1)

55 mm

Chip flute length (l2)

20 mm

Tolerance of cutting edge diameter

h7

Shank diameter (d2)

4 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, Nitriding steels < 1300 N/mm², Grey cast iron, Malleable cast iron, Stainless steels < 850 N/mm², Stainless steels > 850 N/mm², Copper, Brass, Aluminium, Plastics

Legend
T = dry
E = emulsion
vc = cutting speed [m/min]
f = feed [mm/r]
The suggested cutting values are reference values and must be adapted to the respective conditions.
Cutting values for solid carbide high-performance drill Speeddrill, 3xd1 without internal cooling
For dia. 1 to dia. 8.9
Material designation Tensile strength Cooling vc f
Dia. 1 to dia. 1.9 Dia. 2 to dia. 2.9 Dia. 3 to dia. 5.9 Dia. 6 to dia. 8.9
General structural steels < 500 N/mm² E 105 0,06 0,09 0,16 0,22
500-850 N/mm² E 90 0,06 0,09 0,16 0,22
Machining steels < 850 N/mm² E 105 0,06 0,09 0,16 0,22
850-1000 N/mm² E 90 0,06 0,09 0,16 0,22
Unalloyed heat-treated steels < 700 N/mm² E 85 0,05 0,08 0,15 0,21
700-850 N/mm² E 85 0,05 0,08 0,15 0,21
850-1000 N/mm² E 85 0,03 0,05 0,08 0,12
Alloyed heat-treated steels 850-1000 N/mm² E 85 0,03 0,05 0,08 0,12
1000-1200 N/mm² E 80 0,03 0,05 0,08 0,12
Non-alloyed case-hardening steels < 750 N/mm² E 100 0,06 0,09 0,16 0,22
Alloyed case-hardening steels < 1000 N/mm² E 90 0,06 0,09 0,16 0,22
1000-1200 N/mm² E 85 0,05 0,08 0,15 0,21
Nitriding steels < 1000 N/mm² E 85 0,03 0,05 0,08 0,12
1000-1200 N/mm² E 85 0,03 0,05 0,08 0,12
Tool steels < 850 N/mm² E 65 0,03 0,05 0,08 0,12
850-1100 N/mm² E 55 0,03 0,05 0,08 0,12
Spring steels < 1200 N/mm² E 45 0,03 0,05 0,08 0,12
Cast iron < 180 HB T/E 120 0,08 0,13 0,20 0,25
> 180 HB T/E 100 0,08 0,13 0,20 0,25
Spheroidal graphite, malleable iron > 180 HB E 100 0,05 0,08 0,13 0,18
> 260 HB E 95 0,05 0,08 0,13 0,18
Cutting values for solid carbide high-performance drill Speeddrill, 3xd1 without internal cooling
For dia. 9 to dia. 20
Material designation Tensile strength Cooling vc f
Dia. 9 to dia. 11.9 Dia. 12 to dia. 15.9 Dia. 16 to dia. 20
General structural steels < 500 N/mm² E 105 0,28 0,34 0,40
500-850 N/mm² E 90 0,28 0,34 0,40
Machining steels < 850 N/mm² E 105 0,28 0,34 0,40
850-1000 N/mm² E 90 0,28 0,34 0,40
Unalloyed heat-treated steels < 700 N/mm² E 85 0,27 0,32 0,38
700-850 N/mm² E 85 0,27 0,32 0,38
850-1000 N/mm² E 85 0,15 0,20 0,26
Alloyed heat-treated steels 850-1000 N/mm² E 85 0,15 0,20 0,26
1000-1200 N/mm² E 80 0,15 0,20 0,26
Non-alloyed case-hardening steels < 750 N/mm² E 100 0,28 0,34 0,40
Alloyed case-hardening steels < 1000 N/mm² E 90 0,28 0,34 0,40
1000-1200 N/mm² E 85 0,27 0,32 0,38
Nitriding steels < 1000 N/mm² E 85 0,15 0,20 0,26
1000-1200 N/mm² E 85 0,15 0,20 0,26
Tool steels < 850 N/mm² E 65 0,15 0,20 0,26
850-1100 N/mm² E 55 0,15 0,20 0,26
Spring steels < 1200 N/mm² E 45 0,15 0,20 0,26
Cast iron < 180 HB T/E 120 0,35 0,40 0,46
> 180 HB T/E 100 0,35 0,40 0,46
Spheroidal graphite, malleable iron > 180 HB E 100 0,23 0,30 0,36
> 260 HB E 95 0,23 0,30 0,36

Art.-no.
Cust. Mat. No.

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