ATORN STEP DRILL type N HSS TiN head DIN 338 diameter 7.50 mm

Name: ATORN STEP DRILL type N HSS TiN head DIN 338 diameter 7.50 mm
Brand: ATORN
SKU: 11048310

Brand: ATORN

Surface: Plain

Length: 109 mm

DIN: 338

Art.-no. 11048310

Manufacturer article no. 10487607

EAN 4066107023850

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
HSS variant
TiN coating on head

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	4066107023850
Manufacturer Part Number	10487607
Material to be processed	Universal use
Cutting material	HSS
Surface	Plain
Surface of the head	TiN
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 700	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