E785M12X1.25

MF Machine Tap Spiral Point
Material ID: 7142071

Spiral point tap with chamfer form B with a 3.5-5xP second lead, for ISO-Metric Fine thread M12 with 1.25 mm pitch and 6H class of fit, dimensions according to DIN 374 standard with 9.0mm shank and 7.0mm square drive, HSS with bright finish for 2.5xD through hole threading in general purpose applications

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Product Detail

Description	Value
Product name	E785M12X1.25
Product number (SAP)	86030777
EAN number	7320760701256
Thread diameter size (TDZ)	12
Thread pitch - millimeter (TP)	1.25 mm
Overall length - millimeter (OAL)	100 mm
Overall length - inch (OAL)	3.937 inch
Threading length - millimeter (THL)	22 mm
Threading length - inch (THL)	0.8661 inch
Connection diameter - inch (DCON MS)	0.3543 inch
Connection diameter - millimeter (DCON MS)	9 mm
Flute count (NOF)	4
Clamping width - inch (WSC)	0.2756 inch
Clamping width - millimeter (WSC)	7 mm
Clamping Length - inch (LCS)	0.3937 inch
Clamping Length - millimeter (LSC)	10 mm
Premachined hole diameter - inch (PHD)	0.4252 inch
Premachined hole diameter - millimeter (PHD)	10.8 mm
Gross weight - grams	58.7
ISO	E785M12X1.25

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)

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	Suitability	v_c
P1.1 - Free machining sulfurized carbon steel with a hardness of < 240HB	help_outline Possible use	19 m/min
P1.2 - Free machining sulfurized and phosphorized carbon steel with a hardness of < 180HB	help_outline Possible use	21 m/min
P1.3 - Free machining sulfurized/phosphorized and leaded carbon steel with a hardness of < 180HB	help_outline Possible use	22 m/min

P2

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

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	Suitability	v_c
P2.1 - Plain low carbon steel containing < 0.25%C with a hardness of < 180HB	help_outline Possible use	16 m/min
P2.2 - Plain medium carbon steel containing < 0.55%C with a hardness of < 240HB	help_outline Possible use	14 m/min
P2.3 - Plain high carbon steel containing > 0.55%C, with a hardness of < 300HB	help_outline Possible use	12 m/min

P3

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

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	Suitability	v_c
P3.1 - Alloy steel with a hardness of < 180HB	help_outline Possible use	7 m/min
P3.2 - Alloy steel with a hardness of 180 - 260HB	help_outline Possible use	6 m/min
P3.3 - Alloy steel with a hardness of 260 - 360HB	help_outline Possible use	5 m/min

P4

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

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	Suitability	v_c	f
P4.1 - Tool steel with a hardness of < 26HRC	help_outline Possible use	4 m/min
P4.2 - Tool steel with a hardness of 26 - 39RC	help_outline Possible use	4 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)

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	Suitability	v_c
K1.1 - Gray iron, ferritic or ferritic-pearlitic with a hardness of < 180HB	help_outline Possible use	12 m/min
K1.2 - Gray iron, ferritic-pearlitic or pearlitic with a hardness of 180 - 240HB	help_outline Possible use	9 m/min
K1.3 - Gray iron, pearlitic with a hardness of 240 - 280HB	help_outline Possible use	7 m/min

K2

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

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	Suitability	v_c
K2.1 - Malleable iron, ferritic with a hardness of < 160HB	help_outline Possible use	12 m/min
K2.2 - Malleable iron, ferritic or pearlitic with a hardness of 160 - 200HB	help_outline Possible use	10 m/min
K2.3 - Malleable iron, pearlitic with a hardness of 200 - 240HB	help_outline Possible use	8 m/min

K3

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

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	Suitability	v_c
K3.1 - Ductile (nodular/spheriodal) iron, ferritic with a hardness of < 180HB	help_outline Possible use	11 m/min
K3.2 - Ductile (nodular/spheriodal) iron, ferritic or pearlitic with a hardness of 180 - 220HB	help_outline Possible use	8 m/min
K3.3 - Ductile (nodular/spheriodal) iron, pearlitic with a hardness of 220 - 260HB	help_outline Possible use	7 m/min

K4

K4 - Austenitic or austempered ductile iron (Ni-Resist/ADI) (iron-carbon alloy castings with an austenitic or ausferrite microstructure)

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	Suitability	v_c
K4.1 - Austenitic cast iron with a hardness of < 180HB	help_outline Possible use	10 m/min
K4.2 - Austenitic cast iron with a hardness of 180 - 240HB	help_outline Possible use	8 m/min
K4.3 - Austempered ductile iron with a hardness of 240 - 280HB	help_outline Possible use	6 m/min
K4.4 - Austempered ductile iron with a hardness of 280 - 320HB	help_outline Possible use	5 m/min
K4.5 - Austempered ductile iron with a hardness of 320 - 360HB	help_outline Possible use	4 m/min

K5

K5 - Compacted graphite iron (CGI) (iron-carbon castings with a vermicular graphite structure)

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	Suitability	v_c
K5.1 - Vermicular, compacted graphite iron with a hardness of < 180HB	help_outline Possible use	11 m/min
K5.2 - Vermicular, compacted graphite iron with a hardness of 180 - 220HB	help_outline Possible use	9 m/min
K5.3 - Vermicular, compacted graphite iron with a hardness of 220 - 260HB	help_outline Possible use	7 m/min

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

N1

N1 - Wrought aluminium

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	Suitability	v_c
N1.1 - Pure aluminium and wrought aluminium alloys with a hardness of < 60HB	help_outline Possible use	10 m/min
N1.2 - Wrought aluminium alloys with a hardness of 60 - 100HB	help_outline Possible use	8 m/min
N1.3 - Wrought aluminium alloys with a hardness of 100 - 150HB	help_outline Possible use	5 m/min

N2

N2 - Cast aluminium

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	Suitability	v_c
N2.1 - Cast aluminium alloys with a hardness of < 75HB	help_outline Possible use	20 m/min
N2.2 - Cast aluminium alloys with a hardness of 75 - 90HB	help_outline Possible use	18 m/min
N2.3 - Cast aluminium alloys with a hardness of 90 < 140HB	help_outline Possible use	13 m/min

N3

N3 - Copper or copper alloys

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	Suitability	v_c	f
N3.1 - Free-cutting copper-alloys materials with excellent machining properties	help_outline Possible use	7 m/min
N3.3 - Electrolytic copper and long-chip copper-alloys with moderate to poor machining properties	help_outline Possible use	2 m/min

N4

N4 - Polymers(synthetic or semi-synthetic materials)

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	Suitability	v_c	f
N4.1 - Thermoplastic polymers	help_outline Possible use	10 m/min