ATORN STEP DRILL type N HSSE tempered w. purple finish DIN 338 diameter 7.50 mm

Name: ATORN STEP DRILL type N HSSE tempered w. purple finish DIN 338 diameter 7.50 mm
Brand: ATORN
SKU: 11049310

Brand: ATORN

Surface: Violet tempered

Length: 109 mm

DIN: 338

Art.-no. 11049310

Manufacturer article no. 10487573

EAN 4066107023515

All versions

Manufacturer information

Specification

Application

for use in hand-held drills, designed for use in a large number of applications and for machining a wide range of materials

Execution

Brand new tip design with stepped geometry and up to six steps
HSSE variant with 5 % cobalt
Tempered with purple finish

Advantage

Very little force needs to be applied
Circular and burr-free bore holes
Outstanding centring and drilling
3-flat shank ensures perfect power transmission

Notes

Dia. 1-2 mm: without 3-flat shank, no steps; dia. 2.5-3.5 mm: without 3-flat shank, with steps; from dia. 4.0 mm: with 3-flat shank, with steps

Delivery

Packing unit: Drill bit dia. 1.0-6.0 mm = 10 units (price per unit)

Technical information

Brand	ATORN
EAN	4066107023515
Manufacturer Part Number	10487573
Material to be processed	Universal use
Cutting material	HSSE
Surface	Violet tempered
Type	STEP
Self-centring	Yes
Tool holding device	Parallel shank with three tightening surfaces
Cutting edge diameter	7.5 mm
Angle of the tip	118 Degree
Chip flute length	69 mm
Length	109 mm
f steel 1000	0.125 mm/r
DIN	338
Harmonized System Code	82075060
Product Group	112
Gross Weight	0.027 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	30-55	0.06-0.2	⚫
1.02 Structural steel	ST 37-2	<500	1.0037	30-55	0.06-0.2	⚫
1.03 Structural steel	ST 60-2	> 500	1.7735	20-50	0.04-0.15	⚫
1.04 Heat-treated steel	42 CrMo 4	<1000	1.7225	20-30	0.04-0.15	⚫
1.05 Cast iron	GS-45	<1000	1.0446	20-30	0.04-0.15	⚫
1.06 Case-hardened steel	16 MnCr 5	<1200	1.7131	10-30	0.04-0.1	⚫
1.07 Ferritic/martensitic stainless steel	X 10 Cr 13	<1100	1.4006	8-17	0.04-0.1	⚫
1.08 Heat-treated steel	43 CrMo 4	>1000	1.3563	8-18	0.04-0.1	⚪
1.09 Nitriding steel	31 CrMoV 9	<1300	1.8519	8-20	0.04-0.1	⚪
1.10 Tool steel	X 38 CrMoV 5 1	<1300	1.2343	6-14	0.04-0.1	⚪
2.00 Stainless steels
2.01 Austenitic stainless steel	G-X 2 CrNiMo 18 15	<1100	1.3953	12-22	0.04-0.1	⚫
3.00 Non-ferrous metals
3.01 Long-chipping aluminium	AI99.9	<500	3.0305	40-120	0.06-0.2	⚫
3.02 Short-chipping aluminium	G-AISi12	<500	3.2581	30-80	0.06-0.2	⚫
3.03 Copper alloy bronze, long-chipping	CuSn4	<1200	2.1016	15-40	0.04-0.15	⚫
3.04 Copper alloy bronze, short-chipping	CuNi12Zn24	<850	2.0730	30-55	0.04-0.15	⚫
3.05 Copper alloy brass, long-chipping	Cu Zn 20	<600	2.0250	35-65	0.06-0.2	⚫
3.07 Thermoplastic	Cu Zn 39 Pb 3	<600	2.0381	60-120	0.06-0.2	⚫
3.07 Thermoplastic	PVC, Acrylglas	<100		20-50	0.06-0.2	⚫
3.08 Duroplast	Bakelit, Melamin	<150		10-30	0.06-0.2	⚫
3.09 Fibre-reinforced plastics	CFK, GFK	<1500		10-30	0.04-0.1
3.10 Graphite	C8000	<60		-	-
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	⚪