Screw Gauges

Starrett 156M SCREW PITCH GAUGE 0.25-2.50MM

Screw Pitch Gauges quickly determine the pitch of various external and internal threads. These gauges consist of a substantial steel case with a number of folding leaves at both ends, each leaf having teeth corresponding to a definite pitch. International Metric Standard - 60? Threads No.
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Starrett 159M SCREW PITCH GAUGE 0.5-11.5MM

Screw Pitch Gauges quickly determine the pitch of various external and internal threads. These gauges consist of a substantial steel case with a number of folding leaves at both ends, each leaf having teeth corresponding to a definite pitch. International Metric Standard - 60? Threads No.
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Starrett 476 SCREW PITCH GAUGE TPI 3.1/2 - 60

Screw Pitch Gauges quickly determine the pitch of various external and internal threads. These gauges consist of a substantial steel case with a number of folding leaves at both ends, each leaf having teeth corresponding to a definite pitch. Whitworth Standard - 55? Threads No.
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Starrett 6 SCREW PITCH GAUGE TPI 4-42

Screw Pitch Gauges quickly determine the pitch of various external and internal threads. These gauges consist of a substantial steel case with a number of folding leaves at both ends, each leaf having teeth corresponding to a definite pitch. American National - 60? Threads No.
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Faithfull SCREW CUTTING GAUGE

Produced from hardened and polished stainless steel, and is used for checking tool angles while machining threads in metal turning lathes.
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