Solid carbide short twist drill bit DIN 6539
Twist drill solid carbide DIN6539-K 3xD type N
DRL-TWST-MET-DIN6539N-SC-D5,4MM
Art.-no.
5443000050
EAN 4055375887165
Price for selected packaging unit
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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
≤ dia. 2.9 mm - 4 cutting edges
≥ dia. 3.0 mm - 6 cutting edges
≥ dia. 3.0 mm - 6 cutting edges
Product information
Datasheets(X)
![]() | |
Product code | 6146 |
Material to be processed | Steel |
Standards | DIN 6539 |
Design | Short |
Surface | Plain |
Max. drilling depth (D) | 3xD |
Cutting material | SC |
Angle of the tip | 118 Degree |
Number of cutting edges | 2 PCS |
Coolant supply | External |
Diameter (d1) | 5.4 mm |
Shank style | Cylindrical |
Length (l1) | 66 mm |
Chip flute length (l2) | 28 mm |
Tolerance of cutting edge diameter | h7 |
Shank diameter (d2) | 5.4 mm |
Tolerance of shank diameter | h5 |
Material of sub-group | General structural steels |
Cutting values | ||||||||
For dia. 0.5-5.9 | ||||||||
Material designation | Tensile strength | Cooling | vc | f | ||||
from | to | Dia. 0.5-0.9 | Dia. 1-1.9 | Dia. 2-2.9 | Dia. 3-5.9 | |||
General structural steels | < 500 N/mm² | E | 60 | 75 | 0,020 | 0,040 | 0,060 | 0,100 |
500-850 N/mm² | E | 60 | 75 | 0,020 | 0,040 | 0,060 | 0,100 | |
Carbon steels | < 850 N/mm² | E | 60 | 75 | 0,020 | 0,040 | 0,060 | 0,100 |
850-1000 N/mm² | E | 55 | 65 | 0,020 | 0,040 | 0,060 | 0,100 | |
Unalloyed heat-treated steels | < 700 N/mm² | E | 60 | 75 | 0,020 | 0,040 | 0,060 | 0,100 |
700-850 N/mm² | E | 60 | 75 | 0,020 | 0,040 | 0,060 | 0,100 | |
850-1000 N/mm² | E | 55 | 65 | 0,010 | 0,030 | 0,050 | 0,090 | |
Alloyed heat-treated steels | 850-1000 N/mm² | E | 55 | 65 | 0,010 | 0,030 | 0,050 | 0,090 |
1000-1200 N/mm² | E | 50 | 60 | 0,010 | 0,030 | 0,050 | 0,090 | |
Unalloyed case-hardening steels | < 750 N/mm² | E | 60 | 75 | 0,010 | 0,030 | 0,050 | 0,090 |
Alloyed case-hardening steels | < 1000 N/mm² | E | 55 | 65 | 0,010 | 0,030 | 0,050 | 0,090 |
1000-1200 N/mm² | E | 50 | 60 | 0,010 | 0,030 | 0,050 | 0,090 | |
Nitriding steels | < 1000 N/mm² | E | 55 | 65 | 0,010 | 0,030 | 0,050 | 0,080 |
1000-1200 N/mm² | E | 50 | 60 | 0,010 | 0,030 | 0,050 | 0,080 | |
Tool steels | < 850 N/mm² | E | 55 | 65 | 0,010 | 0,030 | 0,050 | 0,080 |
850-1100 N/mm² | E | 50 | 60 | 0,010 | 0,030 | 0,050 | 0,080 | |
1100-1400 N/mm² | E | 30 | 40 | 0,010 | 0,030 | 0,050 | 0,080 | |
High-speed steels | 850-1200 N/mm² | E | 30 | 40 | 0,010 | 0,030 | 0,050 | 0,080 |
Wear-resistant constructional steel | 1350 N/mm² | E | 20 | 35 | 0,010 | 0,030 | 0,050 | 0,080 |
Spring steels | < 1200 N/mm² | E | 20 | 35 | 0,010 | 0,030 | 0,050 | 0,080 |
Stainless steels, sulphurated | < 700 N/mm² | E | 30 | 40 | 0,010 | 0,030 | 0,050 | 0,090 |
Stainless steels, austenitic | < 700 N/mm² | E | 30 | 40 | 0,010 | 0,030 | 0,050 | 0,090 |
< 850 N/mm² | E | 25 | 35 | 0,010 | 0,030 | 0,050 | 0,090 | |
Stainless steels, martensitic | < 1100 N/mm² | E | 25 | 35 | 0,010 | 0,030 | 0,050 | 0,090 |
Special alloys | < 1200 N/mm² | E | 15 | 25 | 0,010 | 0,030 | 0,050 | 0,080 |
Cast iron | < 180 HB | T/E | 70 | 100 | 0,010 | 0,030 | 0,050 | 0,090 |
> 180 HB | T/E | 70 | 100 | 0,010 | 0,030 | 0,050 | 0,090 | |
Nodular graphite, malleable iron | > 180 HB | E | 65 | 75 | 0,010 | 0,030 | 0,050 | 0,090 |
> 260 HB | E | 65 | 75 | 0,010 | 0,030 | 0,050 | 0,090 | |
Titanium, titanium alloys | < 850 N/mm² | E | 20 | 35 | 0,010 | 0,030 | 0,050 | 0,080 |
Aluminium, aluminium alloys | < 530 N/mm² | E | 150 | 220 | 0,020 | 0,040 | 0,060 | 0,100 |
Aluminium, cast aluminium alloys < 10 % Si | < 600 N/mm² | E | 100 | 180 | 0,020 | 0,040 | 0,060 | 0,100 |
Aluminium, cast aluminium alloys > 10 % Si | < 600 N/mm² | E | 100 | 180 | 0,020 | 0,040 | 0,060 | 0,100 |
Magnesium, magnesium alloys | < 280 N/mm² | E | 150 | 220 | 0,020 | 0,040 | 0,060 | 0,100 |
Copper, low-alloy | < 350 N/mm² | E | 100 | 180 | 0,020 | 0,040 | 0,060 | 0,100 |
Brass, short-chipping | < 600 N/mm² | E | 100 | 180 | 0,020 | 0,040 | 0,060 | 0,100 |
Brass, long-chipping | < 600 N/mm² | E | 100 | 180 | 0,020 | 0,040 | 0,060 | 0,100 |
Bronze, short-chipping | < 600 N/mm² | E | 100 | 180 | 0,020 | 0,040 | 0,060 | 0,100 |
650-850 N/mm² | E | 100 | 180 | 0,020 | 0,040 | 0,060 | 0,100 | |
Bronze, long-chipping | < 850 N/mm² | E | 90 | 140 | 0,010 | 0,030 | 0,050 | 0,090 |
850-1200 N/mm² | E | 90 | 140 | 0,010 | 0,030 | 0,050 | 0,090 | |
Graphite | T | 70 | 100 | 0,010 | 0,030 | 0,050 | 0,090 |
Cutting values | ||||||||
For dia. 6-20 | ||||||||
Material designation | Tensile strength | Cooling | vc | f | ||||
from | to | Dia. 6-8.9 | Dia. 9-11.9 | Dia. 12-15.9 | Dia. 16-20 | |||
General structural steels | < 500 N/mm² | E | 60 | 75 | 0,140 | 0,170 | 0,230 | 0,276 |
500-850 N/mm² | E | 60 | 75 | 0,140 | 0,170 | 0,230 | 0,276 | |
Carbon steels | < 850 N/mm² | E | 60 | 75 | 0,140 | 0,170 | 0,230 | 0,276 |
850-1000 N/mm² | E | 55 | 65 | 0,140 | 0,170 | 0,230 | 0,276 | |
Unalloyed heat-treated steels | < 700 N/mm² | E | 60 | 75 | 0,140 | 0,170 | 0,230 | 0,276 |
700-850 N/mm² | E | 60 | 75 | 0,140 | 0,170 | 0,230 | 0,276 | |
850-1000 N/mm² | E | 55 | 65 | 0,120 | 0,150 | 0,200 | 0,240 | |
Alloyed heat-treated steels | 850-1000 N/mm² | E | 55 | 65 | 0,120 | 0,150 | 0,200 | 0,240 |
1000-1200 N/mm² | E | 50 | 60 | 0,120 | 0,150 | 0,200 | 0,240 | |
Unalloyed case-hardening steels | < 750 N/mm² | E | 60 | 75 | 0,120 | 0,150 | 0,200 | 0,240 |
Alloyed case-hardening steels | < 1000 N/mm² | E | 55 | 65 | 0,120 | 0,150 | 0,200 | 0,240 |
1000-1200 N/mm² | E | 50 | 60 | 0,120 | 0,150 | 0,200 | 0,240 | |
Nitriding steels | < 1000 N/mm² | E | 55 | 65 | 0,110 | 0,140 | 0,180 | 0,216 |
1000-1200 N/mm² | E | 50 | 60 | 0,110 | 0,140 | 0,180 | 0,216 | |
Tool steels | < 850 N/mm² | E | 55 | 65 | 0,110 | 0,140 | 0,180 | 0,216 |
850-1100 N/mm² | E | 50 | 60 | 0,110 | 0,140 | 0,180 | 0,216 | |
1100-1400 N/mm² | E | 30 | 40 | 0,110 | 0,140 | 0,180 | 0,216 | |
High-speed steels | 850-1200 N/mm² | E | 30 | 40 | 0,110 | 0,140 | 0,180 | 0,216 |
Wear-resistant constructional steel | 1350 N/mm² | E | 20 | 35 | 0,110 | 0,140 | 0,180 | 0,216 |
Spring steels | < 1200 N/mm² | E | 20 | 35 | 0,110 | 0,140 | 0,180 | 0,216 |
Stainless steels, sulphurated | < 700 N/mm² | E | 30 | 40 | 0,120 | 0,150 | 0,200 | 0,240 |
Stainless steels, austenitic | < 700 N/mm² | E | 30 | 40 | 0,120 | 0,150 | 0,200 | 0,240 |
< 850 N/mm² | E | 25 | 35 | 0,120 | 0,150 | 0,200 | 0,240 | |
Stainless steels, martensitic | < 1100 N/mm² | E | 25 | 35 | 0,120 | 0,150 | 0,200 | 0,240 |
Special alloys | < 1200 N/mm² | E | 15 | 25 | 0,110 | 0,140 | 0,180 | 0,216 |
Cast iron | < 180 HB | T/E | 70 | 100 | 0,130 | 0,160 | 0,210 | 0,252 |
> 180 HB | T/E | 70 | 100 | 0,130 | 0,160 | 0,210 | 0,252 | |
Nodular graphite, malleable iron | > 180 HB | E | 65 | 75 | 0,120 | 0,150 | 0,200 | 0,240 |
> 260 HB | E | 65 | 75 | 0,120 | 0,150 | 0,200 | 0,240 | |
Titanium, titanium alloys | < 850 N/mm² | E | 20 | 35 | 0,110 | 0,140 | 0,180 | 0,216 |
Aluminium, aluminium alloys | < 530 N/mm² | E | 150 | 220 | 0,140 | 0,170 | 0,230 | 0,276 |
Aluminium, cast aluminium alloys < 10 % Si | < 600 N/mm² | E | 100 | 180 | 0,140 | 0,170 | 0,230 | 0,276 |
Aluminium, cast aluminium alloys > 10 % Si | < 600 N/mm² | E | 100 | 180 | 0,140 | 0,170 | 0,230 | 0,276 |
Magnesium, magnesium alloys | < 280 N/mm² | E | 150 | 220 | 0,140 | 0,170 | 0,230 | 0,276 |
Copper, low-alloy | < 350 N/mm² | E | 100 | 180 | 0,140 | 0,170 | 0,230 | 0,276 |
Brass, short-chipping | < 600 N/mm² | E | 100 | 180 | 0,140 | 0,170 | 0,230 | 0,276 |
Brass, long-chipping | < 600 N/mm² | E | 100 | 180 | 0,140 | 0,170 | 0,230 | 0,276 |
Bronze, short-chipping | < 600 N/mm² | E | 100 | 180 | 0,140 | 0,170 | 0,230 | 0,276 |
650-850 N/mm² | E | 100 | 180 | 0,140 | 0,170 | 0,230 | 0,276 | |
Bronze, long-chipping | < 850 N/mm² | E | 90 | 140 | 0,130 | 0,160 | 0,210 | 0,252 |
850-1200 N/mm² | E | 90 | 140 | 0,130 | 0,160 | 0,210 | 0,252 | |
Graphite | T | 70 | 100 | 0,130 | 0,160 | 0,210 | 0,252 |
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. |