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NC centre drill solid carbide 90° - DRL-SPRL-MET-NC90-SC-TN-D6,0MM NC centre drill solid carbide 90° - DRL-SPRL-MET-NC90-SC-TN-D6,0MM
NC centre drill solid carbide 90° - DRL-SPRL-MET-NC90-SC-TN-D6,0MM - 1
NC centre drill solid carbide 90° - DRL-SPRL-MET-NC90-SC-TN-D6,0MM - 2

NC centre drill solid carbide 90°

Centre drill NC 90° solid carbide WN TiAlN
DRL-SPRL-MET-NC90-SC-TN-D6,0MM

Art.-no. 5443002763
EAN 4055375891506
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NC centre drill solid carbide 90°

Art.-no. 5443002763

Prices for customers after login
Quantity
PU
x 1 pcs

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Special drill bit for especially precise and rapid spot drilling on NC machines, jig boring machines etc. For centring and chamfering threaded drill holes.
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Product code

6227

Standards

CS

Form

0 - not applicable

Surface

TiAlN

Cutting material

SC

Angle of the tip

90 Degree

Diameter (d1)

6 mm

Shank style

Cylindrical

Length (l1)

66 mm

Chip flute length (l2)

16 mm

Shank diameter (d2)

6 mm

Tolerance of cutting edge diameter

h6

Tolerance of shank diameter

h6

Cutting values for solid carbide drill bits, coated
For dia. 4-20
Material designation Tensile strength Cooling vc f
from to Dia. 4-5.9 Dia. 6-8.9 Dia. 9-11.9 Dia. 12-15.9 Dia. 16-20
General structural steels < 500 N/mm² E 80 100 0,100 0,140 0,170 0,230 0,288
500-850 N/mm² E 80 100 0,100 0,140 0,170 0,230 0,288
Carbon steels < 850 N/mm² E 80 100 0,100 0,140 0,170 0,230 0,288
850-1000 N/mm² E 70 85 0,100 0,140 0,170 0,230 0,288
Unalloyed heat-treated steels < 700 N/mm² E 80 100 0,100 0,140 0,170 0,230 0,288
700-850 N/mm² E 80 100 0,100 0,140 0,170 0,230 0,288
850-1000 N/mm² E 70 85 0,090 0,120 0,150 0,200 0,250
Alloyed heat-treated steels 850-1000 N/mm² E 70 85 0,090 0,120 0,150 0,200 0,250
1000-1200 N/mm² E 65 80 0,090 0,120 0,150 0,200 0,250
Unalloyed case-hardening steels < 750 N/mm² E 80 100 0,090 0,120 0,150 0,200 0,250
Alloyed case-hardening steels < 1000 N/mm² E 70 85 0,090 0,120 0,150 0,200 0,250
1000-1200 N/mm² E 65 80 0,090 0,120 0,150 0,200 0,250
Nitriding steels < 1000 N/mm² E 70 85 0,080 0,110 0,140 0,180 0,225
1000-1200 N/mm² E 65 80 0,080 0,110 0,140 0,180 0,225
Tool steels < 850 N/mm² E 70 85 0,080 0,110 0,140 0,180 0,225
850-1100 N/mm² E 65 80 0,080 0,110 0,140 0,180 0,225
1100-1400 N/mm² E 40 50 0,080 0,110 0,140 0,180 0,225
High-speed steels 850-1200 N/mm² E 40 50 0,080 0,110 0,140 0,180 0,225
Wear-resistant constructional steel 1350 N/mm² E 25 45 0,080 0,110 0,140 0,180 0,225
Spring steels < 1200 N/mm² E 25 45 0,080 0,110 0,140 0,180 0,225
Stainless steels, sulphurated < 700 N/mm² E 40 50 0,090 0,120 0,150 0,200 0,250
Stainless steels, austenitic < 700 N/mm² E 40 50 0,090 0,120 0,150 0,200 0,250
< 850 N/mm² E 32.5 45.5 0,090 0,120 0,150 0,200 0,250
Stainless steels, martensitic < 1100 N/mm² E 32.5 45.5 0,090 0,120 0,150 0,200 0,250
Special alloys < 1200 N/mm² E 20 35 0,080 0,110 0,140 0,180 0,225
Cast iron < 180 HB T/E 90 130 0,090 0,130 0,160 0,210 0,263
> 180 HB T/E 90 130 0,090 0,130 0,160 0,210 0,263
Nodular graphite, malleable iron > 180 HB E 84.5 100 0,090 0,120 0,150 0,200 0,250
> 260 HB E 84.5 100 0,090 0,120 0,150 0,200 0,250
Aluminium, aluminium alloys < 530 N/mm² E 200 300 0,100 0,140 0,170 0,230 0,288
Aluminium, cast aluminium alloys < 10 % Si < 600 N/mm² E 130 230 0,100 0,140 0,170 0,230 0,288
Aluminium, cast aluminium alloys > 10 % Si < 600 N/mm² E 130 230 0,100 0,140 0,170 0,230 0,288
Magnesium, magnesium alloys < 280 N/mm² E 200 300 0,100 0,140 0,170 0,230 0,288
Copper, low-alloy < 350 N/mm² E 130 230 0,100 0,140 0,170 0,230 0,288
Brass, short-chipping < 600 N/mm² E 130 230 0,100 0,140 0,170 0,230 0,288
Brass, long-chipping < 600 N/mm² E 130 230 0,100 0,140 0,170 0,230 0,288
Bronze, short-chipping < 600 N/mm² E 130 230 0,100 0,140 0,170 0,230 0,288
650-850 N/mm² E 130 230 0,100 0,140 0,170 0,230 0,288
Bronze, long-chipping < 850 N/mm² E 120 180 0,090 0,130 0,160 0,210 0,263
850-1200 N/mm² E 120 180 0,090 0,130 0,160 0,210 0,263
Graphite T 90 130 0,090 0,130 0,160 0,210 0,263
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.

Art.-no.
Cust. Mat. No.

Hazardous Material

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