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SC long twist drill bit DIN 338 - DRL-TWST-MET-DIN338N-SC-TN-D7,1MM SC long twist drill bit DIN 338 - DRL-TWST-MET-DIN338N-SC-TN-D7,1MM
SC long twist drill bit DIN 338 - DRL-TWST-MET-DIN338N-SC-TN-D7,1MM - 1
SC long twist drill bit DIN 338 - DRL-TWST-MET-DIN338N-SC-TN-D7,1MM - 2

SC long twist drill bit DIN 338

Twist drill solid carbide DIN338 5xD type N TiAlN
DRL-TWST-MET-DIN338N-SC-TN-D7,1MM

Art.-no. 5443000402
EAN 4055375890745
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SC long twist drill bit DIN 338

Art.-no. 5443000402

Prices for customers after login
Quantity
PU
x 1 pcs

Exclusively for trade customers

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Particularly suitable for drilling in high-strength steels, chromium-nickel steels, chilled cast iron, grey cast iron, cast steel, manganese high carbon steel, bronze, aluminium with high silicon content and other difficult-to-machine materials.
Notice≤ Ø 2.9 mm - 4 surface grinding
≥ Ø 3.0 mm - 6 surface grinding
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Würth Catalogue

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Product code

6157

Material to be processed

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

Standards

DIN 338

Design

Long

Surface

TiAlN

Max. drilling depth (D)

5xD

Cutting material

SC

Angle of the tip

118 Degree

Number of cutting edges

2 PCS

Coolant supply

External

Diameter (d1)

7.1 mm

Shank style

Cylindrical

Length (l1)

109 mm

Chip flute length (l2)

69 mm

Tolerance of cutting edge diameter

h7

Shank diameter (d2)

7.1 mm

Drill design

6 ground faces

Tolerance of shank diameter

h5

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, Titanium, Titanium alloys, Copper, Brass, Aluminium, Plastics

Cutting values for solid carbide drill bits, coated
For dia. 1 to dia. 8.9
Material designation Tensile strength Cooling vc f
from to Dia. 1-1.9 Dia. 2-2.9 Dia. 3-5.9 Dia. 6-8.9
General structural steels < 500 N/mm² E 80 100 0,040 0,054 0,090 0,126
500-850 N/mm² E 80 100 0,040 0,054 0,090 0,126
Carbon steels < 850 N/mm² E 80 100 0,040 0,054 0,090 0,126
850-1000 N/mm² E 70 85 0,040 0,054 0,090 0,126
Unalloyed heat-treated steels < 700 N/mm² E 80 100 0,040 0,054 0,090 0,126
700-850 N/mm² E 80 100 0,040 0,054 0,090 0,126
850-1000 N/mm² E 70 85 0,030 0,045 0,081 0,108
Alloyed heat-treated steels 850-1000 N/mm² E 70 85 0,030 0,045 0,081 0,108
1000-1200 N/mm² E 65 80 0,030 0,045 0,081 0,108
Unalloyed case-hardening steels < 750 N/mm² E 80 100 0,030 0,045 0,081 0,108
Alloyed case-hardening steels < 1000 N/mm² E 70 85 0,030 0,045 0,081 0,108
1000-1200 N/mm² E 65 80 0,030 0,045 0,081 0,108
Nitriding steels < 1000 N/mm² E 70 85 0,030 0,045 0,072 0,099
1000-1200 N/mm² E 65 80 0,030 0,045 0,072 0,099
Tool steels < 850 N/mm² E 70 85 0,030 0,045 0,072 0,099
850-1100 N/mm² E 65 80 0,030 0,045 0,072 0,099
1100-1400 N/mm² E 40 50 0,030 0,045 0,072 0,099
High-speed steels 850-1200 N/mm² E 40 50 0,030 0,045 0,072 0,099
Wear-resistant constructional steel 1350 N/mm² E 40 50 0,030 0,045 0,081 0,108
Spring steels < 1200 N/mm² E 33 46 0,030 0,045 0,081 0,108
Stainless steels, sulphurated < 700 N/mm² E 33 46 0,030 0,045 0,081 0,108
Stainless steels, austenitic < 700 N/mm² E 33 46 0,030 0,045 0,081 0,108
< 850 N/mm² E 27 37 0,030 0,045 0,081 0,108
Stainless steels, martensitic < 1100 N/mm² E 27 37 0,030 0,045 0,081 0,108
Special alloys < 1200 N/mm² E 17 27 0,030 0,045 0,081 0,108
Cast iron < 180 HB T/E 85 100 0,030 0,045 0,081 0,108
> 180 HB T/E 25 45 0,030 0,045 0,072 0,099
Nodular graphite, malleable iron > 180 HB E 200 300 0,040 0,054 0,090 0,126
> 260 HB E 130 230 0,040 0,054 0,090 0,126
Titanium, titanium alloys < 850 N/mm² E 130 230 0,040 0,054 0,090 0,126
Aluminium, aluminium alloys < 530 N/mm² E 200 300 0,040 0,054 0,090 0,126
Aluminium, cast aluminium alloys < 10 % Si < 600 N/mm² E 130 230 0,040 0,054 0,090 0,126
Aluminium, cast aluminium alloys > 10 % Si < 600 N/mm² E 130 230 0,040 0,054 0,090 0,126
Magnesium, magnesium alloys < 280 N/mm² E 130 230 0,040 0,054 0,090 0,126
Copper, low-alloy < 350 N/mm² E 130 230 0,040 0,054 0,090 0,126
Brass, short-chipping < 600 N/mm² T/E 130 230 0,040 0,054 0,090 0,126
Brass, long-chipping < 600 N/mm² T/E 120 180 0,030 0,045 0,081 0,117
Bronze, short-chipping < 600 N/mm² T/E 120 180 0,030 0,045 0,081 0,117
650-850 N/mm² T/E 90 130 0,030 0,045 0,081 0,117
Bronze, long-chipping < 850 N/mm² E 50 70 0,070 0,100 0,160 0,220
850-1200 N/mm² E 35 45 0,045 0,070 0,120 0,170
Graphite T 70 120 0,045 0,070 0,120 0,170
Legend
E = emulsion
T = dry
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 drill bits, coated
For dia. 9 to dia. 16
Material designation Tensile strength Cooling vc f
from to Dia. 9-11.9 Dia. 12-15.9 Dia. 16
General structural steels < 500 N/mm² E 80 100 0,153 0,207 0,248
500-850 N/mm² E 80 100 0,153 0,207 0,248
Carbon steels < 850 N/mm² E 80 100 0,153 0,207 0,248
850-1000 N/mm² E 70 85 0,153 0,207 0,248
Unalloyed heat-treated steels < 700 N/mm² E 80 100 0,153 0,207 0,248
700-850 N/mm² E 80 100 0,153 0,207 0,248
850-1000 N/mm² E 70 85 0,135 0,180 0,216
Alloyed heat-treated steels 850-1000 N/mm² E 70 85 0,135 0,180 0,216
1000-1200 N/mm² E 65 80 0,135 0,180 0,216
Unalloyed case-hardening steels < 750 N/mm² E 80 100 0,135 0,180 0,216
Alloyed case-hardening steels < 1000 N/mm² E 70 85 0,135 0,180 0,216
1000-1200 N/mm² E 65 80 0,135 0,180 0,216
Nitriding steels < 1000 N/mm² E 70 85 0,126 0,162 0,194
1000-1200 N/mm² E 65 80 0,126 0,162 0,194
Tool steels < 850 N/mm² E 70 85 0,126 0,162 0,194
850-1100 N/mm² E 65 80 0,126 0,162 0,194
1100-1400 N/mm² E 40 50 0,126 0,162 0,194
High-speed steels 850-1200 N/mm² E 40 50 0,126 0,162 0,194
Wear-resistant constructional steel 1350 N/mm² E 40 50 0,135 0,180 0,216
Spring steels < 1200 N/mm² E 32.5 45.5 0,135 0,180 0,216
Stainless steels, sulphurated < 700 N/mm² E 32.5 45.5 0,135 0,180 0,216
Stainless steels, austenitic < 700 N/mm² E 32.5 45.5 0,135 0,180 0,216
< 850 N/mm² E 27 37 0,135 0,180 0,216
Stainless steels, martensitic < 1100 N/mm² E 27 37 0,135 0,180 0,216
Special alloys < 1200 N/mm² E 17 27 0,135 0,180 0,216
Cast iron < 180 HB T/E 84.5 100 0,135 0,180 0,216
> 180 HB T/E 25 45 0,126 0,162 0,194
Nodular graphite, malleable iron > 180 HB E 200 300 0,153 0,207 0,248
> 260 HB E 130 230 0,153 0,207 0,248
Titanium, titanium alloys < 850 N/mm² E 130 230 0,153 0,207 0,248
Aluminium, aluminium alloys < 530 N/mm² E 200 300 0,153 0,207 0,248
Aluminium, cast aluminium alloys < 10 % Si < 600 N/mm² E 130 230 0,153 0,207 0,248
Aluminium, cast aluminium alloys > 10 % Si < 600 N/mm² E 130 230 0,153 0,207 0,248
Magnesium, magnesium alloys < 280 N/mm² E 130 230 0,153 0,207 0,248
Copper, low-alloy < 350 N/mm² E 130 230 0,153 0,207 0,248
Brass, short-chipping < 600 N/mm² T/E 130 230 0,153 0,207 0,248
Brass, long-chipping < 600 N/mm² T/E 120 180 0,144 0,189 0,227
Bronze, short-chipping < 600 N/mm² T/E 120 180 0,144 0,189 0,227
650-850 N/mm² T/E 90 130 0,144 0,189 0,227
Bronze, long-chipping < 850 N/mm² E 50 70 0,280 0,350 0,000
850-1200 N/mm² E 35 45 0,210 0,240 0,000
Graphite T 70 120 0,210 0,240 0,000

Art.-no.
Cust. Mat. No.

Hazardous Material

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