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NC centre drill solid carbide 90° - DRL-SPRL-MET-NC90-SC-TN-D12,0MM NC centre drill solid carbide 90° - DRL-SPRL-MET-NC90-SC-TN-D12,0MM
NC centre drill solid carbide 90° - DRL-SPRL-MET-NC90-SC-TN-D12,0MM - 1
NC centre drill solid carbide 90° - DRL-SPRL-MET-NC90-SC-TN-D12,0MM - 2

NC centre drill solid carbide 90°

Centre drill NC 90° solid carbide WN TiAlN
DRL-SPRL-MET-NC90-SC-TN-D12,0MM

Art.-no. 5443002766
EAN 4055375891537
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NC centre drill solid carbide 90°

Art.-no. 5443002766

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)

12 mm

Shank style

Cylindrical

Length (l1)

102 mm

Chip flute length (l2)

30 mm

Shank diameter (d2)

12 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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