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Twist drill SC, WN 20, type N, internal cooling, TiAlN-UV - DRL-TWST-WN20XD-UV-IC-SC-TNS-HE-D12,0MM Twist drill SC, WN 20, type N, internal cooling, TiAlN-UV - DRL-TWST-WN20XD-UV-IC-SC-TNS-HE-D12,0MM
Twist drill SC, WN 20, type N, internal cooling, TiAlN-UV - DRL-TWST-WN20XD-UV-IC-SC-TNS-HE-D12,0MM - 1
Twist drill SC, WN 20, type N, internal cooling, TiAlN-UV - DRL-TWST-WN20XD-UV-IC-SC-TNS-HE-D12,0MM - 2

Twist drill SC, WN 20, type N, internal cooling, TiAlN-UV

Twist drill SD WN-XL 20xD type N IC TiAlN-S Uni
DRL-TWST-WN20XD-UV-IC-SC-TNS-HE-D12,0MM

Art.-no. 5443002126
EAN 4055375911495
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Twist drill SC, WN 20, type N, internal cooling, TiAlN-UV

Art.-no. 5443002126

Price for selected packaging unit
Quantity
PU
x 1 pcs

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Solid carbide high-performance drill bit with internal cooling channels for universal applications and considerable drilling depths of up to 20xd. 4 guide chamfers guarantee excellent alignment accuracy and stabilisation of the drill bit even at very deep drill depths, as well as exact and precise holes. Special grinding for optimum chip breaking, high centring accuracy and low cutting forces.
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Product code

6787

Material to be processed

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

Standards

CS

Design

Extra long

Surface

TiAlN-S

Max. drilling depth (D)

20xD

Cutting material

SC

Number of guiding chamfers

4 PCS

Angle of the tip

135 Degree

Number of cutting edges

2 PCS

Coolant supply

Internal

Diameter (d1)

12.0 mm

Shank style

Cylindrical DIN 6535-HE

Length (l1)

315 mm

Chip flute length (l2)

268 mm

Tolerance of cutting edge diameter

h7

Shank diameter (d2)

12 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

Cutting values for solid carbide high-performance drill Speeddrill, 20xd1 with internal cooling
For dia. 2 to dia. 5.9
Material designation Tensile strength Cooling vc f
Dia. 2 to dia. 2.9 Dia. 3 to dia. 5.9
General structural steels < 500 N/mm² E 105 0,100 0,140
500-850 N/mm² E 95 0,075 0,100
Carbon steels < 850 N/mm² E 105 0,010 0,140
850-1000 N/mm² E 95 0,075 0,100
Unalloyed heat-treated steels < 700 N/mm² E 90 0,100 0,140
700-850 N/mm² E 90 0,100 0,140
850-1000 N/mm² E 90 0,075 0,100
Alloyed heat-treated steels 850-1000 N/mm² E 90 0,075 0,100
1000-1200 N/mm² E 70 0,075 0,100
Unalloyed case-hardening steels < 750 N/mm² E 100 0,100 0,140
Alloyed case-hardening steels < 1000 N/mm² E 95 0,100 0,140
1000-1200 N/mm² E 90 0,075 0,100
Nitriding steels < 1000 N/mm² E 90 0,075 0,100
1000-1200 N/mm² E 90 0,075 0,100
Tool steels < 850 N/mm² E 70 0,075 0,100
850-1100 N/mm² E 70 0,075 0,100
Stainless steels, sulphurated < 700 N/mm² E 70 0,050 0,080
Stainless steels, austenitic < 700 N/mm² E 50 0,050 0,080
< 850 N/mm² E 50 0,050 0,080
Stainless steels, martensitic < 1100 N/mm² E 45 0,050 0,080
Cast iron < 180 HB D/E 100 0,150 0,230
> 180 HB D/E 95 0,150 0,230
Nodular graphite, malleable iron > 180 HB E 100 0,125 0,200
> 260 HB E 95 0,125 0,200
Legend
D = pneumatic
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, 20xd1 with internal cooling
For dia. 6 - dia. 12
Material designation Tensile strength Cooling vc f
Dia. 6 to dia. 8.9 Dia. 9 to dia. 12
General structural steels < 500 N/mm² E 105 0,200 0,275
500-850 N/mm² E 95 0,150 0,200
Carbon steels < 850 N/mm² E 105 0,200 0,275
850-1000 N/mm² E 95 0,150 0,200
Unalloyed heat-treated steels < 700 N/mm² E 90 0,200 0,275
700-850 N/mm² E 90 0,200 0,275
850-1000 N/mm² E 90 0,150 0,200
Alloyed heat-treated steels 850-1000 N/mm² E 90 0,150 0,200
1000-1200 N/mm² E 70 0,150 0,200
Unalloyed case-hardening steels < 750 N/mm² E 100 0,200 0,275
Alloyed case-hardening steels < 1000 N/mm² E 95 0,200 0,275
1000-1200 N/mm² E 90 0,150 0,200
Nitriding steels < 1000 N/mm² E 90 0,150 0,200
1000-1200 N/mm² E 90 0,150 0,200
Tool steels < 850 N/mm² E 70 0,150 0,200
850-1100 N/mm² E 70 0,150 0,200
Stainless steels, sulphurated < 700 N/mm² E 70 0,120 0,150
Stainless steels, austenitic < 700 N/mm² E 50 0,120 0,150
< 850 N/mm² E 50 0,120 0,150
Stainless steels, martensitic < 1100 N/mm² E 45 0,120 0,150
Cast iron < 180 HB D/E 100 0,335 0,425
> 180 HB D/E 95 0,335 0,425
Nodular graphite, malleable iron > 180 HB E 100 0,250 0,350
> 260 HB E 95 0,250 0,350

Art.-no.
Cust. Mat. No.

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