At Mortimer & Spake Engineering, we specialize in precision horizontal boring for medium to large components across a wide range of industrial sectors. Our facility is equipped with advanced horizontal boring machines capable of handling parts up to 3 tonnes, and a machining area of 1.5m x 1.5m x 1.5m and turning up to 1.5m dia, ensuring tight tolerances and consistent quality.

Core capabilities

• Horizontal Boring: High-precision boring for castings, fabrications, and machined components
• Component Sizes: Ideal for parts ranging from 1.5m x 1.5m x 1.5m up to 3 tonnes
• Material Expertise: Skilled in machining steels, stainless, duplex, Inconel, and other alloys
• Large turning: up to 1.5m dia x 800mm long and 400mm dia x 2.5m long
• In line boring / boring and sleeving: one of our core specialties, journal repairs, hinge pin bores, bucket bores, dipper arms
• Complementary Services: Milling, turning, cylindrical grinding, and structural fabrication to support full part processing

Why choose us

• Experienced Team: Skilled machinists and engineers with decades of hands-on expertise
• Quality Assurance: ISO-certified processes and rigorous inspection protocols
• Sector Coverage: Trusted supplier to nuclear, marine, oil & gas, and heavy industrial clients
• Project Support: Collaborative approach from initial enquiry through to final delivery
• Fast turnaround: Most repairs completed in days, not weeks

We understand the demands of large part machining and deliver reliable, repeatable results with every project. Whether you're producing prototypes or managing repeat production, Mortimer & Spake is your partner for precision horizontal boring.