ATORN twist drill U4 HSSE, DIN 1897, 7.2 mm x 74 mm x 34 mm, 118°

Name: ATORN twist drill U4 HSSE, DIN 1897, 7.2 mm x 74 mm x 34 mm, 118°
Brand: ATORN
SKU: 11079127

Brand: ATORN

Surface: Uncoated

Length: 74 mm

DIN: 1897

Art.-no. 11079127

Manufacturer article no. 10476256

EAN 4050293055658

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ATORN twist drill U4 HSSE, DIN 1897, 7.2 mm x 74 mm x 34 mm, 118°

Art.-no. 11079127

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Application

Universal use in all material groups up to a strength of 1300 N/mm2.

Execution

Twist drill with 4-facet ground

Advantage

innovative cutting geometry: 4-faced polished section for drilling without centring
universal use: tool costs minimised and greater flexibility for the user

Delivery

Packaging unit: drill Ø 1.0-6.0 mm = 10 pieces (price per piece)

Product information

HAHN+KOLB Catalogue

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Certificates/ Documents

Brand	ATORN
Main EAN Code	4050293055658
Manufacturer Part Number	10476256
Cutting material	HSSE
Surface	Uncoated
Type	U4
Self-centring	Yes
Tool holding device	HA parallel shank
Cutting edge diameter	7.20 mm
Angle of the tip	118 Degree
Chip flute length	34 mm
Length	74 mm
f steel 1000	0.13 mm/r
DIN	1897
Gross Weight	0.019 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	25-45	0.06-0.2	⚫
1.02 Structural steel	ST 37-2	<500	1.0037	25-45	0.06-0.2	⚫
1.03 Structural steel	ST 60-2	> 500	1.7735	20-40	0.04-0.15	⚫
1.04 Heat-treated steel	42 CrMo 4	<1000	1.7225	18-25	0.04-0.15	⚫
1.05 Cast iron	GS-45	<1000	1.0446	18-25	0.04-0.15	⚫
1.06 Case-hardened steel	16 MnCr 5	<1200	1.7131	10-25	0.04-0.1	⚫
1.07 Ferritic/martensitic stainless steel	X 10 Cr 13	<1100	1.4006	8-13	0.04-0.1	⚫
1.08 Heat-treated steel	43 CrMo 4	>1000	1.3563	8-15	0.04-0.1	⚫
1.09 Nitriding steel	31 CrMoV 9	<1300	1.8519	8-18	0.04-0.1	⚫
1.10 Tool steel	X 38 CrMoV 5 1	<1300	1.2343	6-12	0.04-0.1	⚫
2.00 Stainless steels
2.01 Austenitic stainless steel	G-X 2 CrNiMo 18 15	<1100	1.3953	10-20	0.04-0.1	⚫
3.00 Non-ferrous metals
3.01 Long-chipping aluminium	AI99.9	<500	3.0305	40-100	0.06-0.2	⚫
3.02 Short-chipping aluminium	G-AISi12	<500	3.2581	30-70	0.06-0.2	⚫
3.03 Copper alloy bronze, long-chipping	CuSn4	<1200	2.1016	15-35	0.04-0.15	⚫
3.04 Copper alloy bronze, short-chipping	CuNi12Zn24	<850	2.0730	25-50	0.04-0.15	⚫
3.05 Copper alloy brass, long-chipping	Cu Zn 20	<600	2.0250	35-60	0.06-0.2	⚫
3.07 Thermoplastic	PVC, Acrylglas	<100		20-40	0.06-0.2	⚫
3.07 Thermoplastic	Cu Zn 39 Pb 3	<600	2.0381	60-110	0.06-0.2	⚫
3.08 Duroplast	Bakelit, Melamin	<150		10-25	0.06-0.2	⚫
3.09 Fibre-reinforced plastics	CFK, GFK	<1500		10-30	0.04-0.1	⚫
3.10 Graphite	C8000	<60		10-30	0.04-0.1	⚫
3.11 Composite materials				-	-	⚫
4.00 Cast metal
4.01 Grey cast iron	GG10	<260 HB	0.6010	20-35	0.06-0.2	⚫
4.02 Spheroidal graphite iron	GGG 40	<310 HB	0.7040	20-35	0.06-0.2	⚫
4.03 Ductile iron	GTW-55	<280 HB	0.8055	20-35	0.06-0.2	⚫
5.00 Special alloys
5.01 Titanium alloy	TiAI5Sn2,5	<1200	3.7115	3-10	0.04-0.1	⚪
5.02 Nickel-based alloy	NiCr21Mo	<1400	2.4858	3-10	0.04-0.1	⚪
5.03 Super alloys	X45CrSi 9 3	<1400	1.4718	3-10	0.04-0.1	⚪