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SC twist drill bit DIN 6537K - DRL-TWST-DIN6537K-HS-IC-SC-TNS-HA-D10,2 SC twist drill bit DIN 6537K - DRL-TWST-DIN6537K-HS-IC-SC-TNS-HA-D10,2
SC twist drill bit DIN 6537K - DRL-TWST-DIN6537K-HS-IC-SC-TNS-HA-D10,2 - 1
SC twist drill bit DIN 6537K - DRL-TWST-DIN6537K-HS-IC-SC-TNS-HA-D10,2 - 2

SC twist drill bit DIN 6537K

Twist drill SD DIN6537K type H TiAlN-S UHS
DRL-TWST-DIN6537K-HS-IC-SC-TNS-HA-D10,2

Art.-no. 5443002496

EAN 4055375916568

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SC twist drill bit DIN 6537K

Art.-no. 5443002496

Individual price display after login
Quantity
PU
x 1 pcs

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Specially designed for machining high strength and hardened steels up to 68 HRC. Very high level of stability and low wear due to convex cutting edge geometry. Special geometry for optimum chip breaking, high centring accuracy and low cutting forces.
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Product code

6857

Material to be processed

Cast metal, Hard and tough material

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)

10.2 mm

Shank style

Cylindrical DIN 6535-HA

Length (l1)

102 mm

Chip flute length (l2)

55 mm

Tolerance of cutting edge diameter

h7

Shank diameter (d2)

12 mm

Tolerance of shank diameter

h6

Material of sub-group

Nitriding steels < 1300 N/mm², Grey cast iron, Malleable cast iron, Steels > 45 HRC

Cutting values for solid carbide high-performance drill Speeddrill, ultra-hard steel, 68 HRC 3xd without internal cooling
For dia. 3 to dia. 8.9
Material designation Tensile strength Cooling vc f
Dia. 3 to dia. 5.9 Dia. 6 to dia. 8.9
General structural steels < 500 N/mm² E 80 0,180 0,240
500-850 N/mm² E 70 0,180 0,240
Carbon steels < 850 N/mm² E 80 0,180 0,240
850-1,000 N/mm² E 70 0,180 0,240
Unalloyed hardened steels < 700 N/mm² E 65 0,150 0,210
700-850 N/mm² E 65 0,150 0,210
850-1,000 N/mm² E 65 0,150 0,210
Alloyed hardened steels 850-1,000 N/mm² E 65 0,150 0,210
1,000-1,200 N/mm² E 50 0,150 0,210
Unalloyed case-hardening steels < 750 N/mm² E 75 0,180 0,240
Alloyed case-hardening steels < 1,000 N/mm² E 70 0,180 0,240
1,000-1,200 N/mm² E 65 0,160 0,220
Nitriding steels < 1,000 N/mm² 65 0,150 0,210
1,000-1,200 N/mm² E 65 0,150 0,210
Tool steels < 850 N/mm² E 50 0,150 0,210
850-1,100 N/mm² E 50 0,150 0,210
Hardened steels 40-48 HRC E 28 0,080 0,090
48-55 HRC E 20 0,080 0,090
55-60 HRC E 16 0,080 0,090
60-68 HRC E 10 0,080 0,090
Spring steels < 1,200 N/mm² E 40 0,150 0,210
Cast iron < 180 HB T/E 75 0,230 0,340
> 180 HB T/E 70 0,230 0,340
Spheroidal graphite, malleable iron > 180 HB E 75 0,200 0,250
> 260 HB E 70 0,200 0,250
Key
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, ultra-hard steel, 68 HRC 3xd without internal cooling
For dia. 9 to dia. 16
Material designation Tensile strength Cooling vc f
Dia. 9 to dia. 11.9 Dia. 12 to dia. 16
General structural steels < 500 N/mm² E 80 0,300 0,350
500-850 N/mm² E 70 0,300 0,350
Carbon steels < 850 N/mm² E 80 0,300 0,350
850-1,000 N/mm² E 70 0,300 0,350
Unalloyed hardened steels < 700 N/mm² E 65 0,270 0,320
700-850 N/mm² E 65 0,270 0,320
850-1,000 N/mm² E 65 0,270 0,320
Alloyed hardened steels 850-1,000 N/mm² E 65 0,270 0,320
1,000-1,200 N/mm² E 50 0,270 0,320
Unalloyed case-hardening steels < 750 N/mm² E 75 0,300 0,350
Alloyed case-hardening steels < 1,000 N/mm² E 70 0,300 0,350
1,000-1,200 N/mm² E 65 0,280 0,340
Nitriding steels < 1,000 N/mm² 65 0,270 0,320
1,000-1,200 N/mm² E 65 0,270 0,320
Tool steels < 850 N/mm² E 50 0,270 0,320
850-1,100 N/mm² E 50 0,270 0,320
Hardened steels 40-48 HRC E 28 0,110 0,130
48-55 HRC E 20 0,110 0,130
55-60 HRC E 16 0,110 0,130
60-68 HRC E 10 0,110 0,130
Spring steels < 1,200 N/mm² E 40 0,270 0,320
Cast iron < 180 HB T/E 75 0,430 0,520
> 180 HB T/E 70 0,430 0,520
Spheroidal graphite, malleable iron > 180 HB E 75 0,350 0,400
> 260 HB E 70 0,350 0,400

Art.-no.
Cust. Mat. No.

Hazardous Material

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