FEATURES Contact point reverses automatically, always maintaining clockwise hand rotation Contacts are frictionally adjustable and replaceable Contacts also available individually in steel, carbide and different sizes Some of the most versatile and unique indicators available Swivel head feature allows positioning to suit your line of sight from horizontal to vertical and at any angle in between 90 Deg In Case Inch reading indicators are available with white, red, or black dials - metric indicators with yellow dials Smooth, jeweled movement Large, 1-3/8" (35mm) dial diameter for increased readability Attachments include dovetail body clamp, tool post holder, swivel post snug with dovetail indicator clamp, and snug and rod unit Two positioning mounts work with dovetail test indicator accessories SPECIFICATIONS Made in America: Yes Range (mm): 0.8mm Graduations (mm): 0.01mm Dial Reading: 0-40-0 Attachments: With Attachments Contact Point Ball Diameter (in): .078" (2mm) Contact Point Length (in): 5/8" Contact Point Length (mm): 16mm Dial Color: Yellow