The Lucas 41 Precision Horizontal Boring Mill is a heavy-duty, precision-engineered machine tool built for boring, milling, drilling, and facing large and heavy workpieces. Manufactured by Lucas Precision, a leader in horizontal boring technology, the Model 41 is designed for accurate machining of large parts, such as molds, dies, castings, engine components, and structural frames.
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✅ What It Does
This machine is used for:
• Precision horizontal boring of holes or bores
• Facing large surfaces
• Milling slots, pockets, or profiles on heavy parts
• Drilling or tapping deep holes
• Thread boring and taper boring
• Line boring of large components like housings or castings
Its horizontal spindle orientation and movable column/table design allow for multi-axis machining of very large and complex workpieces.
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⚙️ Key Specifications
(Typical for Lucas 41 series — may vary by exact build year and version)
Specification Detail
Spindle Diameter 4″ (common) or 5″ options available
Spindle Taper #50 NST or proprietary (depending on model)
Spindle Speeds ~10 – 1,200+ RPM (variable speed or gear driven)
Spindle Travel (Quill) ~30″ (depends on version)
Table Size ~48″ × 72″ or larger
Table Travel (X-axis) ~60″ – 96″ or more
Vertical Travel (Y-axis) ~40″ – 60″
Cross Travel (Z-axis) ~40″ – 60″
Facing Head Travel (W-axis) Integrated or optional for precise facing
Motor Power 15–30 HP (varies)
Machine Weight 20,000 – 40,000+ lbs
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🔧 Features & Capabilities
• Heavy-duty construction: Massive cast-iron frame for vibration resistance
• Multi-axis travel: Allows complex machining on large surfaces
• Power feeds and rapid traverse on all axes
• Precision ground box ways for tight tolerances
• Rotary table (optional or standard) for angular part orientation
• Boring head with large quill for deep-hole accuracy
• Digital Readout (DRO) or CNC upgrade on retrofitted models
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💡 Typical Applications
• Boring engine blocks, gearboxes, machine frames
• Machining molds, dies, and press components
• Fabrication of large industrial bases and housings
• Large-part repair and rebuilding
• Precision alignment of features across long surfaces
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🏭 Industries That Use It
• Heavy equipment manufacturing
• Oil & gas industry
• Aerospace and defense
• Steel mill and power plant support
• Tool & die industry
• Rail and marine maintenance
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📌 Summary Description
The Lucas 41 Precision Horizontal Boring Mill is a heavy-duty industrial machine designed for accurate boring, milling, and facing of large workpieces. With its long travels, powerful spindle, and solid construction, it's ideal for large-part machining where precision and rigidity are critical — making it a cornerstone in heavy fabrication, mold-making, and machinery rebuilding applications.
Lucas 41 Horizontal Boring Mill Collets / Precision Tool Holders
✅ Description
Set of precision collets designed for the Lucas 41 Horizontal Boring Mill. These heavy-duty tool holders provide accurate and secure clamping of cutting tools, ensuring maximum precision and performance in boring, drilling, milling, and facing operations. Ideal for large-scale machining applications in aerospace, energy, automotive, and heavy equipment industries.
⚙️ General Specifications
🔧 Applications
🏭 Industries Served
📌 Summary
These Lucas 41 Horizontal Boring Mill collets are built for reliability and accuracy in demanding machining environments. A valuable addition for any shop operating Lucas boring mills, offering versatility and extended machine capability.