(DV334) HSS-EX, Extra Long Centre Drill / Form A (60°)

HSS-EX Form A 60° extra long centre drills

YG-1 DV334 product photograph · transparent
$31.68 INC GST $28.80 EX GST
SKU
DV334010
Work materials
PMK

Key features

  • HSS-EX extra long centre drill design
  • Form A geometry with a 60° point
  • Bright finish
Surface treatment Bright
Drill Diameter (mm)
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Extended reach

Fixed 120 mm overall length supports centre-drilling where extra tool reach is required

Form A geometry

The 60° Form A point provides the specified centre drill profile

Practical size selection

Seven sizes cover 1.0 to 5.0 mm drill diameters with matched shank dimensions

SKUDrill Diameter (mm)Overall length (mm)Shank dia. (mm)Stock Price Qty Add
DV3340101.0120.04.0 Low stock $28.80
DV3340161.6120.05.0 Low stock $28.30
DV3340202.0120.06.0 In stock $28.30
DV3340252.5120.08.0 Low stock $34.60
DV3349313.15120.010.0 Low stock $41.60
DV3340404.0120.012.0 1-2 Weeks $58.20
DV3340505.0120.014.0 In stock $86.20

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Product Description

YG-1 DV334 HSS-EX extra long centre drills are bright-finish Form A tools with a 60° point. They produce centre holes for machining applications where a fixed 120 mm overall length is required. The DV334 series combines HSS-EX construction with Form A geometry for practical centre-drilling work. Drill diameters range from 1.0 to 5.0 mm, including the 3.15 mm intermediate size. Matching shank diameters span 4 to 14 mm, supporting selection for the required drill diameter. Pilot lengths range from 1.3 to 6.3 mm within the specified series dimensions. Select the required DV334 EDP number to match the required drill diameter and shank size.

  • HSS-EX extra long centre drill design
  • Form A geometry with a 60° point
  • Bright finish
  • Fixed 120 mm overall length
  • 1.0 to 5.0 mm drill diameter range
  • Seven DV334 EDP sizes with 4 to 14 mm shanks
Product Data
Surface Treatment Bright
EDP No. OutsideDia Connection Size FluteLength OverAllLength DV334010 1 4 9.2 120 DV334016 1.6 5 11.3 120 DV334020 2 6 14.4 120 DV334025 2.5 8 16.5 120 DV334040 4 12 21.7 120 DV334050 5 14 26.5 120 DV334931 3.15 10 16.5 120

Work materials

VDI 3323 recommendations for this tool.

ExcellentGood

Steel

5 grades
Non-alloy steel
ExcellentVDI 1–2
GoodVDI 3
Low-alloy steel
ExcellentVDI 6
GoodVDI 7

Cast iron

4 grades
Grey cast iron
ExcellentVDI 15
GoodVDI 16
Nodular cast iron
GoodVDI 17
Malleable cast iron
GoodVDI 19

Stainless steel

1 grade
Stainless steel
GoodVDI 12
VDI grade reference10 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 steelExcellent125-
2PNon-alloy steelExcellent19013
3PNon-alloy steelGood25025
6PLow-alloy steelExcellent18010
7PLow-alloy steelGood27529
12MStainless steelGood20015
15KGrey cast ironExcellent18010
16KGrey cast ironGood26026
17KNodular cast ironGood1603
19KMalleable cast ironGood130-

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. OutsideDia Connection Size FluteLength OverAllLength DV334010 1 4 9.2 120 DV334016 1.6 5 11.3 120 DV334020 2 6 14.4 120 DV334025 2.5 8 16.5 120 DV334040 4 12 21.7 120 DV334050 5 14 26.5 120 DV334931 3.15 10 16.5 120

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