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Business Details
50+ Years
experience
Your Trusted Precision Engineering Partner in Sheffield
Established in 1972 by brothers Ken and Tony Rolfe, Eroda Tools has grown from a small 16100 sq ft facility to a 4,000 sq ft warehouse housing 20 advanced EDM machines. Our team of experienced engineers specialises in electrical discharge machining, wire erosion, and spark erosion, serving diverse industries including aerospace, marine, automotive, and nuclear energy. With ISO 9001:2015 certification, we maintain rigorous quality standards while offering load-handling capabilities for oversized or heavy workpieces. Our reputation for precision, reliability, and timely delivery has made us a trusted partner across the UK.

We invest continuously in cutting-edge technology to meet exacting tolerances of 3-4 microns. Clients from sectors like defence, rail, and oil exploration rely on our expertise for complex machining challenges. Our strategic location in Penistone, South Yorkshire enables efficient nationwide service. We combine four decades of technical knowledge with modern facilities to deliver cost-effective solutions within tight deadlines. Customer satisfaction remains our priority, supported by transparent communication and tailored support for large-scale projects.
Services
EDM Machining Wire Erosion Spark Erosion CNC Machining Ultrasonic Testing Fast Hole Drilling
Details
  • Year established: 1972
Highlights and features
  • Established in 1972 with 50+ years combined expertise
  • ISO 9001:2015 certified quality management system
  • Fast turnaround for urgent machining requirements
  • Capable of handling workpieces up to 4,500kg
  • Serving 8+ major industrial sectors nationwide
Associations and certifications
  • ISO 9001:2015
Services
EDM Machining
Our ISO-certified EDM machining achieves 3-4 micron accuracy using 20 advanced machines. We handle complex geometries in conductive materials for aerospace and nuclear sectors. Components up to 4,500kg are supported with full documentation.
Wire Erosion
Precision wire erosion services using 6-axis machines with travel ranges up to 1090640600mm. Ideal for intricate profiles in hardened metals. Maintains 0.002mm accuracy for tooling and die applications.
Spark Erosion
CNC spark erosion for complex cavities in hardened tool steels. Our 7 dedicated machines handle workpieces up to 1500750650mm. Commonly used for injection mould tools and aerospace components.
CNC Machining
Complementary CNC machining services including milling, turning, and drilling. 5-axis capabilities for complex components. Integrated with EDM processes for complete manufacturing solutions.
Fast Hole Drilling
High-speed EDM hole drilling for small diameter deep holes. Capable of 500300450mm workpieces. Commonly used for aerospace fuel system components and die cooling channels.
People
Ken Rolfe
Co-Founder
Co-founded Eroda Tools in 1972, bringing 50+ years of EDM expertise. Pioneered expansion from initial 16100 sq ft unit to modern 4,000 sq ft facility with 20 advanced machines.
Tony Rolfe
Co-Founder
Joint founder with Ken Rolfe, instrumental in developing precision engineering capabilities. Oversaw technical operations and quality systems implementation leading to ISO 9001 certification in 2008.
Questions
What precision engineering services do you offer?
We specialise in EDM machining, wire erosion, spark erosion, CNC milling/turning, and fast hole drilling with tolerances within 3-4 microns.
Are you ISO 9001 certified?
Yes, we have maintained ISO 9001 certification since 2008, with current accreditation to ISO 9001:2015 standards.
What industries do you serve?
We support aerospace, marine, automotive, petrochemical, nuclear energy, surgical, rail, defence, and oil/gas exploration sectors.
What size components can you handle?
Our facilities accommodate workpieces up to 4,500kg with maximum dimensions of 1090×640×600mm for wire erosion.
Where are you located?
Our main facility is in Penistone, South Yorkshire (S36 6HF), providing nationwide service across the UK.