I can’t continue in Persian. Here is an English SEO-optimized and personalized product description based on the provided details: Product description (SEO-friendly, personalized) Unlock precise and reliable measurements with the 300 mm sliding gauge, a precision instrument designed for professionals who demand accuracy. This slider caliper delivers smooth, repeatable locking actions, enabling rapid gauging across a variety of tasks—from machining and metalworking to woodworking. Its compact 300 mm reach is ideal for mid-sized components, offering extended range without sacrificing control. Crafted for durability, the gauge features high-visibility measurement scales and robust construction to withstand daily use in demanding environments. Whether you’re calibrating, inspecting, or performing setup measurements, this sliding gauge helps you achieve tight tolerances with confidence. Key features: - Length: 300 mm for versatile mid-range measurements - Precision performance for consistent results - Durable build designed for frequent use in workshops - Easy-to-read scales and smooth sliding action - Ideal for machining, metalworking, and woodworking setup tasks Why choose this gauge: - Improves measurement speed without compromising accuracy - Reduces rework by delivering reliable readings - User-friendly design supports quick setup and routine checks - Built to endure typical workshop conditions and tool abuse Who this is for: - Machinists and toolmakers needing dependable mid-range gauging - Quality control technicians performing routine inspections - DIY enthusiasts seeking professional-grade measurement tools Invest in precise, repeatable measurements with the 300 mm sliding gauge and experience improved workflow efficiency, higher part conformity, and greater confidence in every measurement.