Fowler 52-485-018-0 Screw Pitch Gage with 18 Blades Metric Series

Features:

• Narrow designed blades permit use for internal and external screw threads
• Locking device at each end to secure all blades for storage or position
• Correct pitch is determined by matching blade teeth with threads
• Precisely ground and finished
• Blades marked with thread size
• Metric Series
• Screw Pitch Gage with 18 blades: 0.50mm to 7.0mm. Center Gage  with coarse and fine notch included

Image shown for representational purposes only