About Us

LI HSING Precision Tool (LH TOOL) is a Taiwan-based professional cutting tool manufacturer with more than 30 years of experience in carbide tool development. We specialize in high-performance carbide drills and end mills that significantly reduce machining time, extend tool life, and improve surface quality, delivering stable and reliable machining performance.

Certifications

-We are certified for ISO 9001:2007

-We are certified for TÜV Rheinland

-We are certified for D-U-N-S® Registered

Core Capabilities

-Over 30 years of expertise in carbide cutting tools.

-Advanced tool geometries engineered for cycle time reduction and stable machining.

-Improved surface roughness from Ra 0.8 to Ra 0.2

-Extended tool life from approximately 150 holes to over 1,000 holes, depending on material and parameters.

Product Highlights

-Coolant high performance carbide drills from 3D to 40D for stable chip evacuation and deep-hole capability.

-Micro coolant high performance carbide drills available up to 15D, suitable for semiconductor-related machining.

-Superior cutting-edge design to enhance machining stability, accuracy, and hole quality.

-Custom tool geometries available according to specific customer requirements.

Materials Suitable for Machining

Our tools are engineered to perform efficiently on a wide range of materials, including:

-Carbon steels

-Stainless steels

-Titanium alloys

-Aluminum alloys

-Acrylic / Plastics

-Carbon fiber composites (CFRP)

Industry Applications

LH TOOL solutions are widely applied in:

-Semiconductor

-Aerospace

-Defense / Military

-Medical Equipment

-Automotive / Motorcycle

-Bicycle Components

-Precision Mold & Tooling

-General Industrial Manufacturing

Quality Assurance

-High-resolution microscopes with up to 2,500× magnification for edge integrity inspection.

-Advanced dimensional measurement systems for accuracy and consistency.

-Continuous investment in metrology and inspection equipment.

-Comprehensive evaluation of runout, roundness, coating performance, and tool wear.

Customized Solutions

We offer:

-Custom tool geometries for process optimization.

-Special form tools to reduce machining steps and improve efficiency.

-Application-based cutting parameter support.

Commitment to Precision

With continuous upgrades in production technology and inspection capability, LH TOOL is committed to delivering cutting tools with consistent precision, reliable performance, and stable machining results across demanding industrial applications.