TungDrillTwisted

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A wide range of indexable drills for various applications

Twisted coolant hole in the drill body provides excellent chip evacuation and surface finish.

Applications & Features

Applications

DrillingCoolant hole

Features

1. Rich line-up of drills and Suitable for various applications

  • Drill diameter: ø12.5 – ø 54.0 mm
  • L/D = 2, 3, 4, 5


A wide variety of chipbreakers and grades offers high versatility.

2. Excellent chip evacuation



Coolant hole increases coolant flow by 1.5 times, which improves chip evacuation, resulting in excellent surface finish.

Inserts & Grades

Inserts
TungdrillTwisted Inserts

XPMT-DJ / -DS / -DW / -DG

Inserts for Chamfering Ring

XHGX090700R-45A

Inserts for chamfering tool TDXCF

Grades

AH9030

 

  • P15 – P35 / K10 – K25
  • High wear resistance
  • Suitable for drilling steel and cast iron at high speed

AH6030

 

  • M25 – M35 / S15 – S30
  • High fracture resistance
  • Suitable for drilling stainless steel and heat-resistant alloy under general cutting conditions

GH130

 

  • P25 – P40 / M25 – M40 / K25 – K40
  • High chipping and fracture resistance
  • Suitable for steel, stainless steel, and cast iron

AH725

  • Good balance between wear and chipping resistance
  • Suitable for machining steel and stainless steel under general cutting conditions

Drill bodies & Related tools

Drill Bodies

TDX-F (ø12.5 – ø54 mm)

Indexable insert drills, Flat cotter

Drill Bodies

TDB (ø55 – ø80 mm)

Diameter adjustable with setting plate

Cartridge set

TDXCA (ø55 – ø80 mm)

With setting plate

Drill Bodies

C-TDX

Indexable insert drills with “TungCap” Exchangeable Shanks

Chamfering Ring

TDXCF

Added on coaxial of the drill body

Practical examples

Example #1

Automotive Industry

Part: Pinion
Material: SCM435 / 34CrMo4
Drill: TDX185F25-2
Insert: XPMT06X308R-DW
Grade: AH9030
Cutting conditions: Vc = 160 (m/min)
f = 0.11 (mm/rev)
Vf = 300 (mm/min)
H = 18 (mm)
Coolant: Wet
Machine: NC lathe
Example #2

Automotive Industry

Part: York
Material: S33C
Drill: TDX200F25-3
Insert: XPMT06X308R-DJ
Grade: AH725
Cutting conditions: Vc = 138 (m/min)
f = 0.06 (mm/rev)
Vf = 132 (mm/min)
H = 25 (mm)
Coolant: Wet
Machine: Special-purpose machine
Example #3

Automotive Industry

Part: Connecting rod
Material: S55C
Drill: TDX200F25-3
Insert: XPMT06X308R-DW
Grade: AH725
Cutting conditions: Vc = 90 (m/min)
f = 0.06 (mm/rev)
Vf = 86 (mm/min)
H = 22 (mm)
Coolant: Wet
Machine: Special-purpose machine

Standard cutting conditions

For more information about this product, visit our online e-catalog or download the product report:

e-Catalog Metric  |  Imperial
PDF Metric  |  Imperial

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