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Fowler - Gage Ball Sets

Manufacturer: Fowler High Precision
Item Number: 52-438-

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Set Options (see below for details)
starting at $71.00

Features:

  • 52-438-766 set includes 26 pairs 
  • 52-438-777 Set includes 25 pairs
  • Pair sizes in mm: 1mm through 25mm
  • Ball gages are ground and lapped chrome steel 
  • Hardened to 63RC
  • Grade 24 accuracy- AFBMA Certificate 
  • Within .0001" of actual size 
  • Sphericity within .000025"
  • Surface finish to 1.5 micro inches