Thread Gauges for Metric Coarse Threads DIN ISO 1502 | ULTRA Shop

Buy high-precision thread limit plug gauges, thread go ring gauges, and thread no-go ring gauges from ULTRA for metric ISO coarse threads according to DIN ISO 1502 online.

Thread gauges for metric ISO coarse threads according to DIN ISO 1502 represent the global standard for reliable go/no-go inspection of cylindrical internal and external threads. In general mechanical engineering, the automotive industry, electrical engineering, and structural steelwork, these precision instruments ensure flawless assembly and interchangeability of classic screw connections. Our compact B2B portfolio seamlessly covers the entire nominal size range from M1 to M68. You can choose between hardened gauge steel, extremely durable tungsten carbide for abrasive materials during high-frequency inspection cycles, and wear-resistant ceramics. Multi-piece thread gauge sets in wooden cases perfectly complete the category for your quality management. All gauges guarantee traceable calibration through optional factory or DAkkS certificates.