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Head-Exchangeable Drills-QD-142-RA
Head-Exchangeable Drills-QD-142-RA Head-Exchangeable Drills-QD-142-RA Head-Exchangeable Drills-QD-142-RA Head-Exchangeable Drills-QD-142-RA Head-Exchangeable Drills-QD-142-RA Head-Exchangeable Drills-QD-142-RA
  • Head-Exchangeable Drills-QD-142-RA

  • item No : QD-142-RA
  • Head exchangeable drills, head style RA, Dia. 14.2mm, 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-140-RA

14.0

8.1

QD140-149-16-xD

QD-141-RA

14.1

8.1

QD-142-RA

14.2

8.1

QD-143-RA

14.3

8.1

QD-144-RA

14.4

8.1

QD-145-RA

14.5

8.1

QD-146-RA

14.6

8.1

QD-147-RA

14.7

8.1

QD-148-RA

14.8

8.1

QD-149-RA

14.9

8.1



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