Description
Ideal for accurately measuring internal and external thread forms. Manufactured from hardened and polished steel, the blades are precision milled for optimum accuracy.
Enclosed in a steel case.
Range of sizes: Whitworth - 4 - 62 TPI;
Metric - 0.75 - 6mm; American - 4 - 42 TPI.
Number of Leaves30
MFR Part No.407
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