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Head-Exchangeable Drills-QD-138-RA
Head-Exchangeable Drills-QD-138-RA Head-Exchangeable Drills-QD-138-RA Head-Exchangeable Drills-QD-138-RA Head-Exchangeable Drills-QD-138-RA
  • Head-Exchangeable Drills-QD-138-RA

  • item No : QD-138-RA
  • Head exchangeable drills, head style RA, Dia. 13.8mm, PVD-TiALN for carbon steel and alloyed steel.
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Detailed description


Self-locking Head-exchangeable drills- Carbide drill head-RA


  • With centering function; 
  • Point Angle: 140°;
  • Drill Diameter 8-26mm, available in 0.1mm increments;
  • Drill bodies are available in L/D ratios of 1.5xD,3xD,5xD,8xD and 12xD;
  • Drill bodies are highly polished, internal cooling through;
  • Drill tips are in micrograin carbide grade, PVD-TiALN coating;
  • Work on carbon steel, alloy steel and nodular cast iron.

     


Designation

DIMENSIONS(mm)

Drill body

D

t

QD-130-RA

13.0

7.6

QD130/139-16-xD-CA

QD-131-RA

13.1

7.6

QD-132-RA

13.2

7.6

QD-133-RA

13.3

7.6

QD-134-RA

13.4

7.6

QD-135-RA

13.5

7.6

QD-136-RA

13.6

7.6

QD-137-RA

13.7

7.6

QD-138-RA

13.8

7.6

QD-139-RA

13.9

7.6

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