Ideal for use in the drafting room,
engineering department or small shop.

• Made from solid electroformed nickel
  
• Markings in AA (microinches) and metric in Ra (micrometers)
  
• Each type of surface finish is truly and consistently reproduced to give the operator a realistic idea of the feel, appearance and texture of the machined component.
  
• Conforms to S.A.E. and military specifications for visual and tactile inspection