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  Heads/Automatic Tapping
The ADRI Automatic Tapping Heads NCAR are used on machines that do not have their own reverse, such as column, radial or workbench drilling machines. Ideal for working in production and tool shops where precision and productivity are a must.
   
For metric thread M2 upto M30.
Easy to read torque label allowing for torque control according to needs.
Clutch mechanism with steel discs.
Automatic reverse with 2:1 ratio.
Easy and quick centering of taps with exclusive nylon collets.
Supplied with a set of 3 nylon collets.
Tap driving system for maximum torque and minimum wear.
Central arbor set on two bearings to eliminate seizure.
 
ADRI - NCAR
CHARACTERISTICS NCAR 1 NCAR 2 NCAR 3 NCAR 4 NCAR 5
CODE NEREIDE NESSO NIOBE NUMITORE NESTORE
Capacity   Metric Thread
  DIN 13
M3 a M8 M6 a M12 M9 a M16 M14 a M20 M18 a M30
  BSW Thread
  DIN 11
1/16" a 1/4" 1/4" a 1/2" 5/16" a 5/8" 9/16" a 3/4" 3/4"a 1 1/8"
  UNC Thread
  ANSI B1.1
Nº 5" a Nº 12" Nº 12" a 1/2" 5/16"a 5/8" 1/2" a 3/4" 3/4"
  UNF Thread
  ANSI B1.1
Nº 10" a 1/4" 1/4" a 1/2" 5/16"a 5/8" 3/8" a 3/4" 3/4"
  BSP Thread
  (G)
- 1/8" 1/8" a 1/4" 1/8" a 3/8" 3/8" a 5/8"
  NPT Thread - 1/16" a 1/8" 1/16" a 1/8" 1/8" a 1/4" 1/4" a 1/2"
  Morse Taper 1 2 3 3 4
  Parallel Shank 3/8" 9/16" 3/4" 3/4" -
  Internal Ø of Collets (mm) Ø3 - 4,5 - 6 Ø6 - 8 - 10 Ø8 - 10 - 12 Ø11 - 14 - 16 Ø15 - 18 - 22
  Tapper maximum diam
  (mm) (A)
48 62 78 78 100
  Height without taper (min./max)
  (mm)
117/126 135/145 164/176 174/186 208/225
  Max length of bar and extension
  L (mm)
325 385 460 460 577
  Net weight of Tapping Head (kg) 0,940 1,850 3,500 3,720 6,760
  Total weight with packing (kg) 1,050 2,100 3,800 4,100 7,200