ATORN centre drill bit HSS shape A left 1.25 mm x 3.15 mm x 31 mm
Brand: ATORN
Surface: Uncoated
Length: 31 mm
DIN: 333
Art.-no. 11003125
Manufacturer article no. 10440575
EAN 4050293414950
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Application
For centre drilling on conventional and CNC machines.
Execution
- spiral-fluted design with relief grinding. diameter 0.5–0.8, ground on one side
Advantage
- radial relief ensures optimum chip breaking
Notes
For making centring holes in accordance with DIN 332
Brand | ATORN |
EAN | 4050293414950 |
Manufacturer Part Number | 10440575 |
Material to be processed | Universal use |
Countersink angle | 60 Degree |
Cutting material | HSS |
Surface | Uncoated |
Form | A |
Tool holding device | HA parallel shank |
Cutting edge diameter | 1.25 mm |
Shank diameter | 3.15 mm |
Min./max cutting edge length | 1.6-2 mm |
Length | 31 mm |
f steel 700 | 0.03 mm/r |
DIN | 333 |
Harmonized System Code | 82075060 |
Product Group | 1AD |
Gross Weight | 0.002 kg |
| Material groups for cutting values | Description regarding DIN | Strength Class [N/mm²] | Material No. | Vc [m/min] | f [mm/r] with diameter | Suitability |
|---|---|---|---|---|---|---|
| 1.00 Steels | ||||||
| 1.01 Free machining steel | 9 S 20 | < 900 | 1.0711 | 25-50 | 0.01-0.04 | ⚫ |
| 1.02 Structural steel | ST 37-2 | <500 | 1.0037 | 35-50 | 0.01-0.04 | ⚫ |
| 1.03 Structural steel | ST 60-2 | > 500 | 1.7735 | 15-35 | 0.01-0.04 | ⚫ |
| 1.04 Heat-treated steel | 42 CrMo 4 | <1000 | 1.7225 | 10-30 | 0.01-0.02 | ⚫ |
| 1.05 Cast iron | GS-45 | <1000 | 1.0446 | 10-25 | 0.01-0.02 | ⚫ |
| 1.06 Case-hardened steel | 16 MnCr 5 | <1200 | 1.7131 | 10-25 | 0.01-0.02 | ⚫ |
| 1.07 Ferritic/martensitic stainless steel | X 10 Cr 13 | <1100 | 1.4006 | 6-12 | 0.01-0.02 | ⚪ |
| 1.08 Heat-treated steel | 43 CrMo 4 | >1000 | 1.3563 | 8-30 | 0.01-0.02 | ⚪ |
| 1.09 Nitriding steel | 31 CrMoV 9 | <1300 | 1.8519 | 8-20 | 0.01-0.02 | ⚪ |
| 1.10 Tool steel | X 38 CrMoV 5 1 | <1300 | 1.2343 | 5-15 | 0.01-0.02 | ⚪ |
| 2.00 Stainless steels | ||||||
| 2.01 Austenitic stainless steel | G-X 2 CrNiMo 18 15 | <1100 | 1.3953 | 8-20 | 0.01-0.02 | |
| 3.00 Non-ferrous metals | ||||||
| 3.01 Long-chipping aluminium | AI99.9 | <500 | 3.0305 | 50-100 | 0.01-0.04 | ⚫ |
| 3.02 Short-chipping aluminium | G-AISi12 | <500 | 3.2581 | 30-60 | 0.01-0.04 | ⚫ |
| 3.03 Copper alloy bronze, long-chipping | CuSn4 | <1200 | 2.1016 | 15-35 | 0.01-0.04 | ⚫ |
| 3.04 Copper alloy bronze, short-chipping | CuNi12Zn24 | <850 | 2.0730 | 25-50 | 0.01-0.04 | ⚫ |
| 3.05 Copper alloy brass, long-chipping | Cu Zn 20 | <600 | 2.0250 | 30-60 | 0.01-0.04 | ⚫ |
| 3.07 Thermoplastic | Cu Zn 39 Pb 3 | <600 | 2.0381 | 60-100 | 0.01-0.04 | ⚫ |
| 3.07 Thermoplastic | PVC, Acrylglas | <100 | 20-35 | 0.01-0.04 | ⚫ | |
| 3.08 Duroplast | Bakelit, Melamin | <150 | 10-20 | 0.01-0.04 | ⚫ | |
| 3.09 Fibre-reinforced plastics | CFK, GFK | <1500 | 10-20 | 0.01-0.04 | ⚪ | |
| 3.10 Graphite | C8000 | <60 | 12-20 | 0.01-0.04 | ⚪ | |
| 3.11 Composite materials | - | - | ⚪ | |||
| 4.00 Cast metal | ||||||
| 4.01 Grey cast iron | GG10 | <260 HB | 0.6010 | 15-30 | 0.01-0.04 | ⚫ |
| 4.02 Spheroidal graphite iron | GGG 40 | <310 HB | 0.7040 | 15-30 | 0.01-0.04 | ⚫ |
| 4.03 Ductile iron | GTW-55 | <280 HB | 0.8055 | 15-30 | 0.01-0.04 | ⚫ |
| 5.00 Special alloys | ||||||
| 5.01 Titanium alloy | TiAI5Sn2,5 | <1200 | 3.7115 | 3-10 | 0.01-0.02 | |
| 5.02 Nickel-based alloy | NiCr21Mo | <1400 | 2.4858 | 3-8 | 0.01-0.02 | |
| 5.03 Super alloys | X45CrSi 9 3 | <1400 | 1.4718 | 3-8 | 0.01-0.02 | |
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