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The Ideal Choice for Non-Dig Construction in Municipal Projects!

We specialize in providing high-performance drill bits for non-dig construction in municipal projects, including directional bits and reamers, designed for various underground conditions. SanLong drill bits offer superior flexibility, precise steering capabilities, and efficient performance, ensuring fast, low-impact drilling in urban infrastructure development.


Whether for pipeline installation, communication line setup, or underground waterworks, SanLong drill bits provide safe and eco-friendly solutions, helping your projects proceed smoothly while minimizing surface disruption.


SanLong Drill Bits – Non-Dig Solutions, Supporting Urban Development!

drilling tools in non dig construction in municipal projects