SET ER-SPR :  Sets of DIN 6499 ER spring collets with Hard Touch coating which increases wear resistance, improves corrosion protection, prolongs the surface finish quality and maintains longer run-out accuracy.  
 
 
Tooling kits & sets   HARDNESS 46-48  SURFACE FINISH N5 
  Designation
SS
Qty		 d
Range
  SET ER11 SPR 7  ER11  7  0.5-7
  SET ER16 SPR 10  ER16  10  0.5-10
  SET ER20 SPR 12  ER20  12  1-13
  SET ER25 SPR 15  ER25  15  1-16
  SET ER32 SPR 18  ER32  18  2-20
  SET ER40 SPR 23  ER40  23  3-26
  SET ER50 SPR 12  ER50  12  10-34

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