ATORN countersink, 90°, HSS, T=3, extremely unequal pitch, 25.0 mm, long - Conical countersink, 90°, HSS, triple-blade, extremely uneven pitch, long design

ATORN countersink, 90°, HSS, T=3, extremely unequal pitch, 25.0 mm, long - Conical countersink, 90°, HSS, triple-blade, extremely uneven pitch, long design - 1

ATORN countersink, 90°, HSS, T=3, extremely unequal pitch, 25.0 mm, long - Conical countersink, 90°, HSS, triple-blade, extremely uneven pitch, long design - 2

ATORN countersink, 90°, HSS, T=3, extremely unequal pitch, 25.0 mm, long - Conical countersink, 90°, HSS, triple-blade, extremely uneven pitch, long design - 3

ATORN countersink, 90°, HSS, T=3, extremely unequal pitch, 25.0 mm, long

Name: ATORN countersink, 90°, HSS, T=3, extremely unequal pitch, 25.0 mm, long
Brand: ATORN
SKU: 11501241

Brand: ATORN

Surface: TiN/ZrN

Length: 118 mm

Art.-no. 11501241

Manufacturer article no. 10420355

EAN 4050293623932

All versions

Manufacturer information

Specification

Application

For producing 90° counterbores up to 1300 N/mm².

Execution

Profile-ground triple-flute countersink with radial relief, with extremely uneven pitch

Advantage

Radial relief ensures optimum chip breaking
Uneven pitch ensures excellent surfaces without chatter marks and minimisation of cutting forces
Simple countersinking of deep-seated countersinks

Technical information

Brand	ATORN
EAN	4050293623932
Manufacturer Part Number	10420355
Material to be processed	Universal use
Countersink angle	90 Degree
Cutting material	HSS
Number of cutting edges	3 PCS
Surface	TiN/ZrN
Tool holding device	HA parallel shank
Spot-facer diameter	25.0 mm
Tip diameter	3.8 mm
Length	118 mm
Shank diameter	10 mm
f steel 700	0.18 mm/r
Harmonized System Code	82079091
Product Group	1EB
Gross Weight	0.095 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	30-40	0.06	⚫
1.02 Structural steel	ST 37-2	<500	1.0037	30-40	0.06	⚫
1.03 Structural steel	ST 60-2	> 500	1.7735	30-35	0.06	⚫
1.04 Heat-treated steel	42 CrMo 4	<1000	1.7225	30-35	0.06	⚫
1.05 Cast iron	GS-45	<1000	1.0446	20-25	0.04	⚫
1.06 Case-hardened steel	16 MnCr 5	<1200	1.7131	10-25	0.04	⚫
1.07 Ferritic/martensitic stainless steel	X 10 Cr 13	<1100	1.4006	6-15	0.04	⚪
1.08 Heat-treated steel	43 CrMo 4	>1000	1.3563	7-12	0.04	⚫
1.09 Nitriding steel	31 CrMoV 9	<1300	1.8519	8-25	0.04	⚫
1.10 Tool steel	X 38 CrMoV 5 1	<1300	1.2343	3-12	0.04	⚫
2.00 Stainless steels
2.01 Austenitic stainless steel	G-X 2 CrNiMo 18 15	<1100	1.3953	4-15	0.04	⚪
3.00 Non-ferrous metals
3.01 Long-chipping aluminium	AI99.9	<500	3.0305	60-100	0.06	⚪
3.02 Short-chipping aluminium	G-AISi12	<500	3.2581	30-70	0.06	⚪
3.03 Copper alloy bronze, long-chipping	CuSn4	<1200	2.1016	30-50	0.06	⚫
3.04 Copper alloy bronze, short-chipping	CuNi12Zn24	<850	2.0730	30-60	0.06	⚫
3.05 Copper alloy brass, long-chipping	Cu Zn 20	<600	2.0250	50-100	0.06	⚫
3.07 Thermoplastic	Cu Zn 39 Pb 3	<600	2.0381	50-100	0.06	⚫
3.07 Thermoplastic	PVC, Acrylglas	<100		20-60	0.06	⚫
3.08 Duroplast	Bakelit, Melamin	<150		20-60	0.06	⚫
3.09 Fibre-reinforced plastics	CFK, GFK	<1500		-	-
3.10 Graphite	C8000	<60		20-30	0.06
3.11 Composite materials				-	-
4.00 Cast metal
4.01 Grey cast iron	GG10	<260 HB	0.6010	10-30	0.06	⚫
4.02 Spheroidal graphite iron	GGG 40	<310 HB	0.7040	10-30	0.06	⚫
4.03 Ductile iron	GTW-55	<280 HB	0.8055	10-30	0.06	⚫
5.00 Special alloys
5.01 Titanium alloy	TiAI5Sn2,5	<1200	3.7115	4-15	0.02	⚪
5.02 Nickel-based alloy	NiCr21Mo	<1400	2.4858	2-8	0.02
5.03 Super alloys	X45CrSi 9 3	<1400	1.4718	2-8	0.02