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Counterbore DIN 373, fine - CNTBRE-DIN373-HSS-FINE-M5 Counterbore DIN 373, fine - CNTBRE-DIN373-HSS-FINE-M5
Counterbore DIN 373, fine - CNTBRE-DIN373-HSS-FINE-M5 - 1
Counterbore DIN 373, fine - CNTBRE-DIN373-HSS-FINE-M5 - 2

Counterbore DIN 373, fine

CNTBRE-DIN373-HSS-FINE-M5

Art.-no. 0694150005

EAN 4056807537399

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Price for selected packaging unit
Counterbore DIN 373, fine

Art.-no. 0694150005

Price for selected packaging unit
Quantity
PU
x 1 pcs

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Product information

Würth Catalogue

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Product code

2140

Quality grade

Fine

Material to be processed

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

Suitable for screw

M5

Diameter of tenon (d1)

5.3 mm

Spot-facer diameter (d2)

10.0 mm

Shank diameter (d3)

8.0 mm

Length (l1)

80 mm

Length of head (l2)

18 mm

Number of cutting edges (Z)

3 PCS

Standards

DIN 373

Cutting material

HSS

Surface

Plain

Shank style

Cylindrical

Quality

Würth-Standard

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, Plastics

Cutting values for HSS counterbores
For M3-M6
Material designation Tensile strength vc f
from to M3 M4 M5 M6
General structural steels < 500 N/mm² 26 30 0,090 0,104 0,120 0,126
500-850 N/mm² 25 28 0,080 0,093 0,100 0,105
Carbon steels < 850 N/mm² 25 28 0,080 0,093 0,100 0,105
850-1000 N/mm² 18 25 0,060 0,070 0,080 0,084
Unalloyed heat-treated steels < 700 N/mm² 25 28 0,080 0,093 0,100 0,105
700-850 N/mm² 25 28 0,080 0,093 0,100 0,105
850-1000 N/mm² 18 25 0,060 0,070 0,080 0,084
Alloyed heat-treated steels 850-1000 N/mm² 18 25 0,060 0,070 0,080 0,084
1000-1200 N/mm² 6 10 0,040 0,046 0,050 0,053
Unalloyed case-hardening steels < 750 N/mm² 25 28 0,080 0,093 0,100 0,105
Alloyed case-hardening steels < 1000 N/mm² 18 25 0,060 0,070 0,080 0,084
1000-1200 N/mm² 6 10 0,040 0,046 0,050 0,053
Nitriding steels < 1000 N/mm² 18 25 0,060 0,070 0,080 0,084
1000-1200 N/mm² 6 10 0,040 0,046 0,050 0,053
Tool steels < 850 N/mm² 18 25 0,060 0,070 0,080 0,084
850-1100 N/mm² 6 10 0,040 0,046 0,050 0,053
1100-1400 N/mm² 2 5 0,030 0,035 0,040 0,042
High-speed steels 850-1200 N/mm² 6 10 0,040 0,046 0,050 0,053
Wear-resistant constructional steel 1350 N/mm² 2 5 0,030 0,035 0,040 0,042
Spring steels < 1200 N/mm² 6 10 0,040 0,046 0,050 0,053
Stainless steels, sulphurated < 700 N/mm² 4 10 0,050 0,058 0,060 0,063
Stainless steels, austenitic < 700 N/mm² 4 10 0,050 0,058 0,060 0,063
< 850 N/mm² 4 10 0,050 0,058 0,060 0,063
Stainless steels, martensitic < 1100 N/mm² 4 10 0,050 0,058 0,060 0,063
Cast iron < 180 HB 15 24 0,100 0,116 0,120 0,126
> 180 HB 9 15 0,070 0,081 0,080 0,084
Nodular graphite, malleable iron > 180 HB 9 15 0,070 0,081 0,080 0,084
> 260 HB 9 15 0,070 0,081 0,080 0,084
Aluminium, aluminium alloys < 530 N/mm² 50 90 0,120 0,139 0,140 0,147
Aluminium, cast aluminium alloys < 10 % Si < 600 N/mm² 25 40 0,100 0,116 0,120 0,126
Magnesium, magnesium alloys < 280 N/mm² 50 90 0,120 0,139 0,140 0,147
Copper, low-alloy < 350 N/mm² 25 40 0,100 0,116 0,120 0,126
Brass, short-chipping < 600 N/mm² 50 80 0,120 0,139 0,140 0,147
Brass, long-chipping < 600 N/mm² 30 50 0,120 0,139 0,140 0,147
Bronze, short-chipping < 600 N/mm² 50 80 0,120 0,139 0,140 0,147
650-850 N/mm² 50 80 0,120 0,139 0,140 0,147
Bronze, long-chipping < 850 N/mm² 30 50 0,120 0,139 0,140 0,147
850-1200 N/mm² 30 50 0,120 0,139 0,180 0,189
Legend
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 HSS counterbores
For M8-M12
Material designation Tensile strength vc f
from to M8 M10 M12
General structural steels < 500 N/mm² 26 30 0,132 0,140 0,160
500-850 N/mm² 25 28 0,110 0,120 0,140
Carbon steels < 850 N/mm² 25 28 0,110 0,120 0,140
850-1000 N/mm² 18 25 0,088 0,100 0,120
Unalloyed heat-treated steels < 700 N/mm² 25 28 0,110 0,120 0,140
700-850 N/mm² 25 28 0,110 0,120 0,140
850-1000 N/mm² 18 25 0,088 0,100 0,120
Alloyed heat-treated steels 850-1000 N/mm² 18 25 0,088 0,100 0,120
1000-1200 N/mm² 6 10 0,055 0,090 0,080
Unalloyed case-hardening steels < 750 N/mm² 25 28 0,110 0,120 0,140
Alloyed case-hardening steels < 1000 N/mm² 18 25 0,088 0,100 0,120
1000-1200 N/mm² 6 10 0,055 0,090 0,080
Nitriding steels < 1000 N/mm² 18 25 0,088 0,100 0,120
1000-1200 N/mm² 6 10 0,055 0,090 0,080
Tool steels < 850 N/mm² 18 25 0,088 0,100 0,120
850-1100 N/mm² 6 10 0,055 0,090 0,080
1100-1400 N/mm² 2 5 0,044 0,050 0,060
High-speed steels 850-1200 N/mm² 6 10 0,055 0,090 0,080
Wear-resistant constructional steel 1350 N/mm² 2 5 0,044 0,050 0,060
Spring steels < 1200 N/mm² 6 10 0,055 0,090 0,080
Stainless steels, sulphurated < 700 N/mm² 4 10 0,066 0,070 0,080
Stainless steels, austenitic < 700 N/mm² 4 10 0,066 0,070 0,080
< 850 N/mm² 4 10 0,066 0,070 0,080
Stainless steels, martensitic < 1100 N/mm² 4 10 0,066 0,070 0,080
Cast iron < 180 HB 15 24 0,132 0,160 0,200
> 180 HB 9 15 0,088 0,120 0,160
Nodular graphite, malleable iron > 180 HB 9 15 0,088 0,120 0,160
> 260 HB 9 15 0,088 0,120 0,160
Aluminium, aluminium alloys < 530 N/mm² 50 90 0,154 0,180 0,220
Aluminium, cast aluminium alloys < 10 % Si < 600 N/mm² 25 40 0,132 0,140 0,180
Magnesium, magnesium alloys < 280 N/mm² 50 90 0,154 0,180 0,220
Copper, low-alloy < 350 N/mm² 25 40 0,132 0,140 0,180
Brass, short-chipping < 600 N/mm² 50 80 0,154 0,180 0,200
Brass, long-chipping < 600 N/mm² 30 50 0,154 0,180 0,200
Bronze, short-chipping < 600 N/mm² 50 80 0,154 0,180 0,200
650-850 N/mm² 50 80 0,154 0,180 0,200
Bronze, long-chipping < 850 N/mm² 30 50 0,154 0,180 0,200
850-1200 N/mm² 30 50 0,198 0,180 0,200

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