Description
M3‑M18 Thread Checker Screw Measurement Ruler Stainless Steel Caliper Metric
Precise, durable, and versatile – the M3‑M18 Thread Checker is the ultimate tool for engineers, technicians, and DIY enthusiasts who demand accuracy when measuring screw pitch, bolt, and nut threads. Crafted from high‑strength stainless steel and calibrated to 0.01 mm, this metric caliper delivers reliable results on every job.
Product Overview
Designed for the 3 mm to 18 mm thread range, the ruler features a clear, engraved scale and a built‑in caliper for quick, on‑the‑spot measurements. Whether you’re checking the pitch of a new bolt, verifying an existing nut, or troubleshooting a machine, this tool offers the precision you need.
Key Highlights
- ✔️ Stainless steel construction – corrosion‑resistant and built to last
- ✔️ 0.01 mm accuracy – ideal for critical engineering applications
- ✔️ Dual‑scale design – metric thread pitch and caliper measurement in one unit
- ✔️ Compact 150 mm length – easy to handle and store
- ✔️ Ergonomic tip – smooth, non‑slip grip for comfortable use
- ✔️ Versatile – suitable for screws, bolts, nuts, and threaded rods
Specifications
• Material: 316 stainless steel
• Thread range: M3 to M18
• Measurement accuracy: ±0.01 mm
• Scale: 0–18 mm with 0.01 mm increments
• Length: 150 mm
• Weight: 45 g
Applications
From automotive and aerospace to electronics and home improvement, the M3‑M18 Thread Checker is perfect for:
- Quality control in manufacturing lines
- Repair and maintenance of machinery
- Academic labs and research projects
- Precision hobbyist work (e.g., model building, CNC machining)
Why Choose This Thread Checker?
With its rugged stainless steel build, fine‑tuned accuracy, and user‑friendly design, this measurement ruler stands out as a reliable companion for professionals and hobbyists alike. Order now and experience the confidence that comes from knowing your measurements are exact.
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