Lucas Model 41 24" Spindle Feed ~10 – 1,200+ RPM (variable speed or gear driven)

Specifications:
#6 Morse Taper 4" diameter spindle
24" Spindle Feed W-Axis
15-1550 Spindle RPM
57" Z-Axis Saddle Travel with the backrest installed
77" saddle travel when backrest is removed
48" Vertical Y-Axis Travel
60" Cross Travel with 36" x 74" Table
Manual Shifting for Feeds, and Speeds, Manual Backgear Shifting
15HP Main motor, originally wired for 220VAC/3-phase/60 Hz
Rotary table included
3 Axes DRO FAGOR
Scales on X, Y, Z
Spindle diameter: approx. 3″–4″ on 41B variant
Vertical head travel (Y-axis): commonly around 48″
Spindle travel (W-axis/Z-axis): typically 36″–48″]
Table cross travel (X-axis): about 48″–60″
Saddle/depth travel: varies ~48″–58″
Table size: often 34″–48″ wide by 62″–68”
Overall machine footprint: approximately 14′ L × 7′–8′6″ W × 9′–10′ H
Spindle motor: around 15 HP
Description:
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.



Description:
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

Machine Fit: Lucas 41 Precision Horizontal Boring Mill
Type: Precision Collets / Tool Holders
Function: Clamping system for boring bars, drills, and milling tools
Construction: Hardened alloy steel, precision ground for concentricity
Sizes: Assorted (commonly 1/2", 5/8", 3/4", 1", and others)
Clamping Style: Split collet system with drawbar or locking nut
Condition: [Insert condition – e.g., Used / Good Condition / Excellent / Surplus Inventory]


Applications

Precision boring of engine blocks, housings, and molds
Milling and drilling of heavy industrial parts
High-accuracy tool holding under heavy loads
Quick changeover between multiple tool diameters


Industries Served

Aerospace
Automotive (engine and drivetrain machining)
Energy (turbine and generator components)
Heavy Equipment Manufacturing
General Industrial Machining


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.