E294M4

M Machine Forming Tap, Oil Grooves
Ordering number: 6305748

Thread forming tap with lube grooves with chamfer form C with a 2-3xP plug lead, for ISO-Metric thread M4 with 0.70 mm pitch and 6HX class of fit, dimensions according to DIN 2174 standard with 4.5mm shank and 3.4mm square drive, cobalt based HSS-E with TiN coating for 3.5xD through or blind hole threading in steel and cast steel, stainless steel and wrought or cast aluminium

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Product Feature

Titanium Nitride Coating

Thread Form, Metric Coarse

DIN 2174 – Forming Tap Standard

DIN Thread Pitch Diameter Tolerance Zone (with increased pitch diameter)

Through or Blind Hole Application

3.5×D Usable Tool Depth to Diameter Ratio

High Speed Cobalt Steel Tool Material

Semi-Bottoming Tap Chamfer (2 – 3.5 Pitch Lead)

Oil Grooves Geometry (Threadforming)

Right Hand Rotation / Cutting

Product Detail

Description	Value
Product name	E294M4
EDP number	46305748
EAN number	7320760663806
Thread diameter size (TDZ)	4
Thread pitch - millimeter (TP)	0.7 mm
Overall length - millimeter (OAL)	63 mm
Overall length - inch (OAL)	2.4803 inch
Threading length - millimeter (THL)	12 mm
Threading length - inch (THL)	0.4724 inch
Connection diameter - inch (DCON MS)	0.1772 inch
Connection diameter - millimeter (DCON MS)	4.5 mm
Flute count (NOF)	5
Usable Length - inch (LU)	0.8268 inch
Usable Length - millimeter (LU)	21 mm
Clamping width - inch (WSC)	0.1339 inch
Clamping width - millimeter (WSC)	3.4 mm
Clamping Length - inch (LCS)	0.2362 inch
Clamping Length - millimeter (LSC)	6 mm
Premachined hole diameter - inch (PHD)	0.1457 inch
Premachined hole diameter - millimeter (PHD)	3.7 mm
Gross weight - grams	8.7
ANSI	E294M4
ISO	E294M4
Ordering code ANSI	E294M4

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 Primary use	148 ft/min
P1.2 - Free machining sulfurized and phosphorized carbon steel with a hardness of < 180HB	help_outline Primary use	167 ft/min
P1.3 - Free machining sulfurized/phosphorized and leaded carbon steel with a hardness of < 180HB	help_outline Primary use	167 ft/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 Primary use	167 ft/min
P2.2 - Plain medium carbon steel containing < 0.55%C with a hardness of < 240HB	help_outline Primary use	148 ft/min
P2.3 - Plain high carbon steel containing > 0.55%C, with a hardness of < 300HB	help_outline Possible use	131 ft/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 Primary use	95 ft/min
P3.2 - Alloy steel with a hardness of 180 - 260HB	help_outline Primary use	79 ft/min
P3.3 - Alloy steel with a hardness of 260 - 360HB	help_outline Primary use	66 ft/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 Primary use	59 ft/min
P4.2 - Tool steel with a hardness of 26 - 39RC	help_outline Primary use	49 ft/min

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

M1

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

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	Suitability	v_c	f
M1.1 - Stainless steel, ferritic with a hardness of < 160HB	help_outline Primary use	82 ft/min
M1.2 - Stainless steel, ferritic with a hardness of 160 - 220HB	help_outline Primary use	69 ft/min

M2

M2 - Martensitic stainless steel (straight chromium hardenable alloys)

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	Suitability	v_c
M2.1 - Stainless steel, martensitic with a hardness of < 200HB	help_outline Primary use	72 ft/min
M2.2 - Stainless steel, martensitic with a hardness of 200 - 280HB	help_outline Primary use	59 ft/min
M2.3 - Stainless steel, martensitic with a hardness of 280 - 380HB	help_outline Possible use	39 ft/min

M3

M3 - Austenitic stainless steel (chromium-nickel and chromium-nickel-manganese alloys)

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	Suitability	v_c
M3.1 - Stainless steel, austenitic with a hardness of < 200HB	help_outline Primary use	56 ft/min
M3.2 - Stainless steel, austenitic with a hardness of 200 - 260HB	help_outline Primary use	49 ft/min
M3.3 - Stainless steel, austenitic with a hardness of 260 - 300HB	help_outline Primary use	46 ft/min

M4

M4 - Super-austenitic, Duplex or Precipitation Hardening stainless steel (austenitic alloys with > 20% Ni, austenitic-ferritic microstructure or precipitation hardened)

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	Suitability	v_c	f
M4.1 - Stainless steel, austenitic-ferritic or super-austenitic with a hardness of < 300HB	help_outline Primary use	33 ft/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 Primary use	180 ft/min
N1.2 - Wrought aluminium alloys with a hardness of 60 - 100HB	help_outline Primary use	135 ft/min
N1.3 - Wrought aluminium alloys with a hardness of 100 - 150HB	help_outline Primary use	92 ft/min

N2

N2 - Cast aluminium

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	Suitability	v_c
N2.1 - Cast aluminium alloys with a hardness of < 75HB	help_outline Primary use	203 ft/min
N2.2 - Cast aluminium alloys with a hardness of 75 - 90HB	help_outline Primary use	180 ft/min
N2.3 - Cast aluminium alloys with a hardness of 90 < 140HB	help_outline Primary use	131 ft/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	131 ft/min
N3.3 - Electrolytic copper and long-chip copper-alloys with moderate to poor machining properties	help_outline Possible use	39 ft/min