B1801.7

NC - Reamer for High Precision Chucks
Material ID: 5986763

Machine reamer with left hand slow spiral flutes and a cylindrical shank, diameter 1.70mm with an overall length of 43mm, a flute length of 9mm and 20mm reach with neck relief, according to DIN 212 standard for reaming precise holes within H7 tolerance, cobalt based HSS-E with bright finish for machining free machining, plain carbon and alloy steel, grey and malleable cast-iron, wrought and cast aluminium and copper or copper alloys

info

If you want to see the prices or stock information, please sign in or request access.

Product Feature

Bright (uncoated)

High Speed Cobalt Steel Tool Material

DIN 212 – Machine Reamer Standards

Right Hand Rotation / Cutting

DIN 6535 HA Cylindrical Shank

DIN Form B – Left hand Slow Spiral Flute, Right hand cut

H7 – Industry Standard Hole Tolerance Zone (based on diameter range)

Product Detail

Description	Value
EAN number	7320760418772
Product number (SAP)	86012842
Ordering code ANSI	B1801.7
Gross weight - grams	3.9
Cutting diameter - millimeter (DC)	1.7 mm
Overall length - millimeter (OAL)	43 mm
Length chip flute - millimeter (LCF)	9 mm
Body length - millimeter (LB)	20 mm
Flute count (NOF)	3
Connection diameter - millimeter (DCON MS)	2 mm
Connection diameter tolerance machine side (TCDCONMS)	h6
ISO	B1801.7

Cutting Conditions

P - Steel and cast steel (steels with alloy content ≤ 10% and a hardness of < 45HRC)

P1

P1 - Free machining steel (carbon steels with increased machinability)

navigate_next

	Suitability	v_c
P1.1 - Free machining sulfurized carbon steel with a hardness of < 240HB	help_outline Primary use	21 m/min
P1.2 - Free machining sulfurized and phosphorized carbon steel with a hardness of < 180HB	help_outline Primary use	24 m/min
P1.3 - Free machining sulfurized/phosphorized and leaded carbon steel with a hardness of < 180HB	help_outline Primary use	25 m/min

P2

P2 - Plain carbon steel (steels comprised of mainly iron and carbon)

navigate_next

	Suitability	v_c
P2.1 - Plain low carbon steel containing < 0.25%C with a hardness of < 180HB	help_outline Primary use	18 m/min
P2.2 - Plain medium carbon steel containing < 0.55%C with a hardness of < 240HB	help_outline Primary use	16 m/min
P2.3 - Plain high carbon steel containing > 0.55%C, with a hardness of < 300HB	help_outline Possible use	14 m/min

P3

P3 - Alloy steel (carbon steels with an alloying content ≤ 10%)

navigate_next

	Suitability	v_c
P3.1 - Alloy steel with a hardness of < 180HB	help_outline Primary use	13 m/min
P3.2 - Alloy steel with a hardness of 180 - 260HB	help_outline Primary use	11 m/min
P3.3 - Alloy steel with a hardness of 260 - 360HB	help_outline Possible use	9 m/min

P4

P4 - Tool steel (special alloy steel for tools, dies and molds)

navigate_next

	Suitability	v_c
P4.1 - Tool steel with a hardness of < 26HRC	help_outline Primary use	8 m/min
P4.2 - Tool steel with a hardness of 26 - 39RC	help_outline Possible use	7 m/min
P4.3 - Tool steel with a hardness of 39 - 45HRC	help_outline Possible use	5 m/min

M - Stainless steel (corrosion resistant steels with ≥ 11% chromium content)

M1

M1 - Ferritic stainless steel (straight chromium non-hardenable alloys)

navigate_next

	Suitability	v_c	f
M1.1 - Stainless steel, ferritic with a hardness of < 160HB	help_outline Possible use	11 m/min
M1.2 - Stainless steel, ferritic with a hardness of 160 - 220HB	help_outline Possible use	10 m/min

M2

M2 - Martensitic stainless steel (straight chromium hardenable alloys)

navigate_next

	Suitability	v_c	f
M2.1 - Stainless steel, martensitic with a hardness of < 200HB	help_outline Possible use	9 m/min

K - Cast Iron (castings of iron and carbon alloys with > 2% carbon content)

K1

K1 - Gray iron (GG) (iron-carbon castings with a lamellar graphite microstructure)

navigate_next

	Suitability	v_c
K1.1 - Gray iron, ferritic or ferritic-pearlitic with a hardness of < 180HB	help_outline Primary use	16 m/min
K1.2 - Gray iron, ferritic-pearlitic or pearlitic with a hardness of 180 - 240HB	help_outline Primary use	12 m/min
K1.3 - Gray iron, pearlitic with a hardness of 240 - 280HB	help_outline Possible use	9 m/min

K2

K2 - Malleable iron (GTS/GTW) (heat-treated iron-carbon castings with a graphite-free microstructure)

navigate_next

	Suitability	v_c
K2.1 - Malleable iron, ferritic with a hardness of < 160HB	help_outline Primary use	16 m/min
K2.2 - Malleable iron, ferritic or pearlitic with a hardness of 160 - 200HB	help_outline Primary use	13 m/min
K2.3 - Malleable iron, pearlitic with a hardness of 200 - 240HB	help_outline Possible use	10 m/min

K3

K3 - Ductile iron (GGG) (iron-carbon castings with a nodular graphite microsturcture)

navigate_next

	Suitability	v_c	f
K3.1 - Ductile (nodular/spheriodal) iron, ferritic with a hardness of < 180HB	help_outline Primary use	14 m/min
K3.2 - Ductile (nodular/spheriodal) iron, ferritic or pearlitic with a hardness of 180 - 220HB	help_outline Possible use	11 m/min

N - Non-ferrous metals (metals including alloys without an appreciable amount of iron)

N1

N1 - Wrought aluminium

navigate_next

	Suitability	v_c
N1.1 - Pure aluminium and wrought aluminium alloys with a hardness of < 60HB	help_outline Possible use	24 m/min
N1.2 - Wrought aluminium alloys with a hardness of 60 - 100HB	help_outline Primary use	18 m/min
N1.3 - Wrought aluminium alloys with a hardness of 100 - 150HB	help_outline Primary use	11 m/min

N2

N2 - Cast aluminium

navigate_next

	Suitability	v_c
N2.1 - Cast aluminium alloys with a hardness of < 75HB	help_outline Possible use	27 m/min
N2.2 - Cast aluminium alloys with a hardness of 75 - 90HB	help_outline Primary use	24 m/min
N2.3 - Cast aluminium alloys with a hardness of 90 < 140HB	help_outline Primary use	16 m/min

N3

N3 - Copper or copper alloys

navigate_next

	Suitability	v_c
N3.1 - Free-cutting copper-alloys materials with excellent machining properties	help_outline Primary use	47 m/min
N3.2 - Short-chip copper-alloys with good to moderate machining properties	help_outline Primary use	28 m/min
N3.3 - Electrolytic copper and long-chip copper-alloys with moderate to poor machining properties	help_outline Possible use	14 m/min

N4

N4 - Polymers(synthetic or semi-synthetic materials)

navigate_next

	Suitability	v_c	f
N4.1 - Thermoplastic polymers	help_outline Possible use	30 m/min