DAI-ICHI SOKUHAN WORKS

Limit Screw Ring Gauge (Old JIS Standards For Inspection) and others

DAI-ICHI SOKUHAN WORKS

Limit Screw Plug Gauge (Old JIS Standards For Inspection) and others

DAI-ICHI SOKUHAN WORKS

Grind Gauge (Grain Size Gauge) and others

DAI-ICHI SOKUHAN WORKS

Grind Gauge Scraper (Grain Size Gauge)　SK9225

DAI-ICHI SOKUHAN WORKS

Mastering Gauge 3 (±0.001) and others

DAI-ICHI SOKUHAN WORKS

Limit Plug Gauge 1H7 Inspection and others

DAI-ICHI SOKUHAN WORKS

Pipe Taper Screw Gauge PT (Plug) PT1/8 TP and others

DAI-ICHI SOKUHAN WORKS

Pipe Taper Screw Gauge PT (Ring) PT1/8 TR and others

DAI-ICHI SOKUHAN WORKS

Pipe Taper Screw Gauge R (Ring) R1/16 TR　341000120

This gauge is used for inspection for connection of pipes, pipe fittings, etc., for connection purposes that require tightness. It passes if the end face is within the notch of the gauge.
Taper screw gauge used for R(Rc, Rp) inspection specified in JIS B0203. PT is also available, but R and PT have different gauges.

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Pipe Taper Screw Gauge PT (Set) PT1/8 TP TR and others

DAI-ICHI SOKUHAN WORKS

Parallel Screw Ring Gauge for Pipes G1/8-A/B GR and others

DAI-ICHI SOKUHAN WORKS

Pipe Parallel Screw Plug Gauge G1/8 GP and others

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Limit Screw Plug Gauge (Old JIS Standard) M2P0.4 GP IIWP II and others

DAI-ICHI SOKUHAN WORKS

Limit Screw Plug Gauge (ISO Standard) M2 x 0.4-6 H GPNP and others

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Limit Screw Ring Gauge (Old JIS Standard) M2P0.4 GR II WR II and others

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Limit Thread Ring Gauge (ISO Standard) M2 x 0.4-6 g-GRNR and others

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Screw Plug with Bit, Gauge, Thread Diameter: 10, Number of Threads: 1.5 and others

DAI-ICHI SOKUHAN WORKS

Metric Screw Plug Gauge Old JIS Standard JIS Class 2 Female Screw 1.25 and others

DAI-ICHI SOKUHAN WORKS

Female Screw for Metric Plug Gauge Coarse Thread Old JIS Standard JIS Class 2 Thread 1.75 and others

DAI-ICHI SOKUHAN WORKS

Female Screw for Metric Plug Gauge Coarse Thread Old JIS Standard JIS Class 2 Thread 0.25 and others

DAI-ICHI SOKUHAN WORKS

Metric Screw Plug Gauge Old JIS Standard JIS Class 2 Female Screw 0.2 and others

DAI-ICHI SOKUHAN WORKS

Metric Screw Plug Gauge Old JIS Standard JIS Class 2 Female Screw 0.5 and others

DAI-ICHI SOKUHAN WORKS

Metric Screw Plug Gauge Old JIS Standard JIS Class 2 Female Screw 0.75 and others

DAI-ICHI SOKUHAN WORKS

Metric Screw Plug Gauge Old JIS Standard JIS Class 2 Female Screw 1.0 and others

DAI-ICHI SOKUHAN WORKS

Female Screw for Metric Plug Gauge Coarse Thread Old JIS Standard JIS Class 2 Thread 1.5 and others

DAI-ICHI SOKUHAN WORKS

Metric Screw Plug Gauge Old JIS Standard JIS Class 2 Female Screw 1.0 and others

DAI-ICHI SOKUHAN WORKS

Metric Screw Plug Gauge Old JIS Standard JIS Class 2 Female Screw 1.5 and others

DAI-ICHI SOKUHAN WORKS

Metric Screw Plug Gauge Old JIS Standard JIS Class 2 Female Screw 1.25 and others

DAI-ICHI SOKUHAN WORKS

Metric Screw Plug Gauge Old JIS Standard JIS Class 2 Female Screw 1.5 and others

DAI-ICHI SOKUHAN WORKS

Metric Screw Plug Gauge Old JIS Standard JIS Class 2 Female Screw 2.0 and others

DAI-ICHI SOKUHAN WORKS

Metric Screw Plug Gauge Old JIS Standard JIS Class 2 Female Screw 0.35 and others

DAI-ICHI SOKUHAN WORKS

Metric Screw Plug Gauge Old JIS Standard JIS Class 2 Female Screw 0.25 and others

DAI-ICHI SOKUHAN WORKS

Metric Screw Plug Gauge Old JIS Standard JIS Class 2 Female Screw 3.0 and others

DAI-ICHI SOKUHAN WORKS

Female Screw for Metric Plug Gauge Coarse Thread Old JIS Standard JIS Class 2 Thread 3.5　M33P3.5GPIP

The limit method is a general method to judge the acceptance or rejection of parallel screws using a screw gauge.
In order to judge the pass or fail of the product screw, it is inspected by the pass-side gauge and the stop-side gauge, and boasts high accuracy.

DAI-ICHI SOKUHAN WORKS

Female Screw for Metric Plug Gauge Coarse Thread Old JIS Standard JIS Class 2 Thread 4.0 and others

DAI-ICHI SOKUHAN WORKS

Metric Screw Plug Gauge Old JIS Standard JIS Class 2 Female Screw 0.5 and others

DAI-ICHI SOKUHAN WORKS

Female Screw for Metric Plug Gauge Coarse Thread Old JIS Standard JIS Class 2 Thread 4.5 and others

DAI-ICHI SOKUHAN WORKS

Female Screw for Metric Plug Gauge Coarse Thread Old JIS Standard JIS Class 2 Thread 5.0 and others

DAI-ICHI SOKUHAN WORKS

Female Screw for Metric Plug Gauge Coarse Thread Old JIS Standard JIS Class 2 Thread 1.25 and others

DAI-ICHI SOKUHAN WORKS

Metric Screw Plug Gauge Old JIS Standard JIS Class 2 Female Screw 0.5 and others