Screw Pitch Gage With 51 Blades 52-485-051

• 51 blades, 4 to 84 pitch standard V thread
• 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


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