(TC844) HSS-E (M35) Metric Fine Spiral Flute Combo Tap for Multi Purpose

Bright HSS-E metric fine combo tap for blind holes

(TC844) HSS-E (M35) Metric Fine Spiral Flute Combo Tap for Multi Purpose
$41.80 INC GST $38.00 EX GST
SKU
TC844256
Work materials
PMKN

Key features

  • Bright HSS-E spiral flute combo tap for ISO metric fine threads
  • Suitable for blind holes to a maximum 2.5×D depth
  • R40 spiral flute geometry for blind-hole tapping
Size
Pitch (mm)
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South Korea Made in South Korea
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Blind-hole capability

Specified for blind holes up to 2.5×D deep.

Accurate thread geometry

Special tap geometry supports correct metric fine thread profiles.

Practical size coverage

Covers metric fine thread sizes from M4 × 0.5 to M30 × 2.0.

SKUSizePitch (mm)Thread length (mm)Overall length (mm)Neck length (mm)Shank dia. (mm)Square size (mm)Square length (mm)FlutesTapping drill dia. (mm)Stock Price Qty Add
TC844256M40.55.063.021.02.82.15.033.5 1-2 Weeks $38.00
TC844296M50.55.070.025.03.52.76.034.5 1-2 Weeks $38.80
TC844326M60.758.080.030.04.53.46.035.2 1-2 Weeks $38.40
TC844356M70.7510.080.030.05.54.37.036.2 1-2 Weeks $56.40
TC844376M81.010.090.036.06.04.98.037.0 1-2 Weeks $42.10
TC844436M101.2516.0100.040.07.05.58.038.8 1-2 Weeks $51.30
TC844516M121.515.0100.040.09.07.010.0310.5 1-2 Weeks $54.60
TC844556M141.515.0100.040.011.09.012.0412.5 1-2 Weeks $67.20
TC844616M161.515.0100.040.012.09.012.0414.5 1-2 Weeks $85.90
TC844676M181.517.0110.044.014.011.014.0416.5 1-2 Weeks $115.20
TC844726M201.517.0125.050.016.012.015.0418.5 1-2 Weeks $124.30
TC844766M221.517.0125.050.018.014.517.0420.5 1-2 Weeks $141.40
TC844796M242.020.0140.054.018.014.517.0422.0 1-2 Weeks $178.10
TC844856M261.520.0140.054.018.014.517.0424.5 1-2 Weeks $217.40
TC844876M272.020.0140.054.020.016.019.0425.0 1-2 Weeks $243.20
TC844916M281.520.0140.054.020.016.019.0426.5 1-2 Weeks $246.30
TC844966M302.022.0150.057.022.018.021.0428.0 1-2 Weeks $286.10

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  • Overview
  • Specifications
  • Work Material
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Product Description

YG-1 TC844 is a bright HSS-E metric fine spiral flute combo tap for multi-purpose tapping. It produces ISO metric fine internal threads in blind holes to a maximum depth of 2.5×D. The R40 spiral flute geometry supports blind-hole tapping, with a bright finish. TC844 uses a C chamfer, 6H tolerance and 60° thread angle. Special tap geometry is specified for correct thread profiles and extended tool life. Available metric fine sizes run from M4 × 0.5 to M30 × 2.0. The series conforms to DIN 374 dimensional requirements for metric fine thread applications. It is suited to multi-purpose machining requiring accurate metric fine internal threads.

  • Bright HSS-E spiral flute combo tap for ISO metric fine threads
  • Suitable for blind holes to a maximum 2.5×D depth
  • R40 spiral flute geometry for blind-hole tapping
  • C chamfer with 6H tolerance and 60° thread angle
  • DIN 374 metric fine thread tap geometry
  • Metric fine sizes from M4 × 0.5 to M30 × 2.0
Product Data

No specifications available.

EDP No. Size Pitch Thread Length Overall Length Neck Length Shank Diameter Square Size Square Length No. of Flute TC844256 M4 0.5 5 61 21 2.8 2.1 5 3 TC844256 M4 0.5 5 61 21 2.8 2.1 5 3 TC844296 M5 0.5 5 68 25 3.5 2.7 6 3 TC844296 M5 0.5 5 68 25 3.5 2.7 6 3 TC844326 M6 0.75 8 78 30 4.5 3.4 6 3 TC844326 M6 0.75 8 78 30 4.5 3.4 6 3 TC844336 M6 0.5 5 78 30 4.5 3.4 6 3 TC844336 M6 0.5 5 78 30 4.5 3.4 6 3 TC844356 M7 0.75 10 78 30 5.5 4.3 7 3 TC844356 M7 0.75 10 78 30 5.5 4.3 7 3 TC844376 M8 1 10 90 36 6 4.9 8 3 TC844376 M8 1 10 90 36 6 4.9 8 3 TC844386 M8 0.75 8 80 30 6 4.9 8 3 TC844386 M8 0.75 8 80 30 6 4.9 8 3 TC844436 M10 1.25 16 100 40 7 5.5 8 3 TC844436 M10 1.25 16 100 40 7 5.5 8 3 TC844446 M10 1 10 90 36 7 5.5 8 3 TC844446 M10 1 10 90 36 7 5.5 8 3 TC844456 M10 0.75 10 90 36 7 5.5 8 3 TC844456 M10 0.75 10 90 36 7 5.5 8 3 TC844516 M12 1.5 15 100 40 9 7 10 3 TC844516 M12 1.5 15 100 40 9 7 10 3 TC844526 M12 1.25 15 100 40 9 7 10 3 TC844526 M12 1.25 15 100 40 9 7 10 3 TC844536 M12 1 11 100 40 9 7 10 3 TC844536 M12 1 11 100 40 9 7 10 3 TC844556 M14 1.5 15 100 40 11 9 12 3 TC844556 M14 1.5 15 100 40 11 9 12 3 TC844566 M14 1.25 15 100 40 11 9 12 3 TC844566 M14 1.25 15 100 40 11 9 12 3 TC844576 M14 1 11 100 40 11 9 12 3 TC844576 M14 1 11 100 40 11 9 12 3 TC844616 M16 1.5 15 100 40 12 9 12 3 TC844616 M16 1.5 15 100 40 12 9 12 3 TC844626 M16 1 12 100 40 12 9 12 3 TC844626 M16 1 12 100 40 12 9 12 3 TC844676 M18 1.5 17 110 44 14 11 14 4 TC844676 M18 1.5 17 110 44 14 11 14 4 TC844686 M18 1 13 110 44 14 11 14 4 TC844686 M18 1 13 110 44 14 11 14 4 TC844726 M20 1.5 17 125 50 16 12 15 4 TC844726 M20 1.5 17 125 50 16 12 15 4 TC844736 M20 1 14 125 50 16 12 15 4 TC844736 M20 1 14 125 50 16 12 15 4 TC844766 M22 1.5 17 125 50 18 14.5 17 4 TC844766 M22 1.5 17 125 50 18 14.5 17 4 TC844776 M22 1 14 125 50 18 14.5 17 4 TC844776 M22 1 14 125 50 18 14.5 17 4 TC844796 M24 2 20 140 54 18 14.5 17 4 TC844796 M24 2 20 140 54 18 14.5 17 4 TC844806 M24 1.5 20 140 54 18 14.5 17 4 TC844806 M24 1.5 20 140 54 18 14.5 17 4 TC844856 M26 1.5 20 140 54 18 14.5 17 4 TC844856 M26 1.5 20 140 54 18 14.5 17 4 TC844876 M27 2 20 140 54 20 16 19 4 TC844876 M27 2 20 140 54 20 16 19 4 TC844886 M27 1.5 20 140 54 20 16 19 4 TC844886 M27 1.5 20 140 54 20 16 19 4 TC844916 M28 1.5 20 140 54 20 16 19 4 TC844916 M28 1.5 20 140 54 20 16 19 4 TC844966 M30 2 22 150 57 22 18 21 4 TC844966 M30 2 22 150 57 22 18 21 4 TC844976 M30 1.5 22 150 57 22 18 21 4 TC844976 M30 1.5 22 150 57 22 18 21 4

Work materials

VDI 3323 recommendations for this tool.

ExcellentGood

Steel

10 grades
Non-alloy steel
ExcellentVDI 2–5
GoodVDI 1
Low-alloy steel
ExcellentVDI 6–9
High-alloy and tool steel
GoodVDI 10

Cast iron

4 grades
Grey cast iron
ExcellentVDI 15–16
Nodular cast iron
ExcellentVDI 17–18

Stainless steel

3 grades
Stainless steel
ExcellentVDI 12–14

Non-ferrous materials

4 grades
Cast aluminium
ExcellentVDI 23
Copper, bronze and brass
ExcellentVDI 26–28
VDI grade reference21 grades

Individual grade ratings and nominal hardness references. Base grades and decimal subgrades are listed separately.

Recommended VDI grades and nominal hardness references
VDIWork materialRecommendationHB ref.HRC ref.
1PNon-alloy steelGood125-
2PNon-alloy steelExcellent19013
3PNon-alloy steelExcellent25025
4PNon-alloy steelExcellent27028
5PNon-alloy steelExcellent30032
6PLow-alloy steelExcellent18010
7PLow-alloy steelExcellent27529
8PLow-alloy steelExcellent30032
9PLow-alloy steelExcellent35038
10PHigh-alloy and tool steelGood20015
12MStainless steelExcellent20015
13MStainless steelExcellent24023
14MStainless steelExcellent18010
15KGrey cast ironExcellent18010
16KGrey cast ironExcellent26026
17KNodular cast ironExcellent1603
18KNodular cast ironExcellent25025
23NCast aluminiumExcellent75-
26NCopper, bronze and brassExcellent110-
27NCopper, bronze and brassExcellent90-
28NCopper, bronze and brassExcellent100-

HB and HRC values are nominal catalogue references. Grade subdivisions can vary between catalogues.

Recommendations apply to the listed VDI grades. Unlisted grades have no stated recommendation.

EDP No. Size Pitch Thread Length Overall Length Neck Length Shank Diameter Square Size Square Length No. of Flute TC844256 M4 0.5 5 61 21 2.8 2.1 5 3 TC844256 M4 0.5 5 61 21 2.8 2.1 5 3 TC844296 M5 0.5 5 68 25 3.5 2.7 6 3 TC844296 M5 0.5 5 68 25 3.5 2.7 6 3 TC844326 M6 0.75 8 78 30 4.5 3.4 6 3 TC844326 M6 0.75 8 78 30 4.5 3.4 6 3 TC844336 M6 0.5 5 78 30 4.5 3.4 6 3 TC844336 M6 0.5 5 78 30 4.5 3.4 6 3 TC844356 M7 0.75 10 78 30 5.5 4.3 7 3 TC844356 M7 0.75 10 78 30 5.5 4.3 7 3 TC844376 M8 1 10 90 36 6 4.9 8 3 TC844376 M8 1 10 90 36 6 4.9 8 3 TC844386 M8 0.75 8 80 30 6 4.9 8 3 TC844386 M8 0.75 8 80 30 6 4.9 8 3 TC844436 M10 1.25 16 100 40 7 5.5 8 3 TC844436 M10 1.25 16 100 40 7 5.5 8 3 TC844446 M10 1 10 90 36 7 5.5 8 3 TC844446 M10 1 10 90 36 7 5.5 8 3 TC844456 M10 0.75 10 90 36 7 5.5 8 3 TC844456 M10 0.75 10 90 36 7 5.5 8 3 TC844516 M12 1.5 15 100 40 9 7 10 3 TC844516 M12 1.5 15 100 40 9 7 10 3 TC844526 M12 1.25 15 100 40 9 7 10 3 TC844526 M12 1.25 15 100 40 9 7 10 3 TC844536 M12 1 11 100 40 9 7 10 3 TC844536 M12 1 11 100 40 9 7 10 3 TC844556 M14 1.5 15 100 40 11 9 12 3 TC844556 M14 1.5 15 100 40 11 9 12 3 TC844566 M14 1.25 15 100 40 11 9 12 3 TC844566 M14 1.25 15 100 40 11 9 12 3 TC844576 M14 1 11 100 40 11 9 12 3 TC844576 M14 1 11 100 40 11 9 12 3 TC844616 M16 1.5 15 100 40 12 9 12 3 TC844616 M16 1.5 15 100 40 12 9 12 3 TC844626 M16 1 12 100 40 12 9 12 3 TC844626 M16 1 12 100 40 12 9 12 3 TC844676 M18 1.5 17 110 44 14 11 14 4 TC844676 M18 1.5 17 110 44 14 11 14 4 TC844686 M18 1 13 110 44 14 11 14 4 TC844686 M18 1 13 110 44 14 11 14 4 TC844726 M20 1.5 17 125 50 16 12 15 4 TC844726 M20 1.5 17 125 50 16 12 15 4 TC844736 M20 1 14 125 50 16 12 15 4 TC844736 M20 1 14 125 50 16 12 15 4 TC844766 M22 1.5 17 125 50 18 14.5 17 4 TC844766 M22 1.5 17 125 50 18 14.5 17 4 TC844776 M22 1 14 125 50 18 14.5 17 4 TC844776 M22 1 14 125 50 18 14.5 17 4 TC844796 M24 2 20 140 54 18 14.5 17 4 TC844796 M24 2 20 140 54 18 14.5 17 4 TC844806 M24 1.5 20 140 54 18 14.5 17 4 TC844806 M24 1.5 20 140 54 18 14.5 17 4 TC844856 M26 1.5 20 140 54 18 14.5 17 4 TC844856 M26 1.5 20 140 54 18 14.5 17 4 TC844876 M27 2 20 140 54 20 16 19 4 TC844876 M27 2 20 140 54 20 16 19 4 TC844886 M27 1.5 20 140 54 20 16 19 4 TC844886 M27 1.5 20 140 54 20 16 19 4 TC844916 M28 1.5 20 140 54 20 16 19 4 TC844916 M28 1.5 20 140 54 20 16 19 4 TC844966 M30 2 22 150 57 22 18 21 4 TC844966 M30 2 22 150 57 22 18 21 4 TC844976 M30 1.5 22 150 57 22 18 21 4 TC844976 M30 1.5 22 150 57 22 18 21 4

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