What Insurance Coverages Does a Machine Shop Need?
- May 25
- 6 min read
Running a machine shop means working with precision, tight tolerances, and equipment that doesn’t leave much room for error. One missed measurement, one tool malfunction, or one damaged customer part can quickly turn into a six-figure problem if it affects downstream production.
That’s why machine shop business insurance isn’t something most owners can treat as optional. At Wexford Insurance, we’ve worked with fabrication and machining operations for years, and we’ve seen how quickly a small shop-floor mistake can turn into a major claim.
Whether you’re running CNC production, custom fabrication, or repair work, your insurance program needs to reflect the real risks you face every day.
Nate Jones, CPCU, ARM, CLCS, AU, founder of Wexford Insurance, says it best:
“Machine shops are one of the clearest examples of how a single error can cascade. A part fails, it damages equipment, production shuts down—and suddenly you’re defending a claim far beyond the cost of the original job.”
Let’s walk through the coverage you actually need and what it typically costs.
Average Cost of Machine Shop Insurance
Machine shop insurance is built from multiple policies working together. Costs vary widely based on your operations, but these ranges reflect what we commonly see.
General Liability & Product Liability Insurance
Estimated range: $1,200 – $5,500 per year
Covers third-party property damage, bodily injury, and product-related claims
Cost drivers: type of parts produced, revenue, claims history
This is the foundation of your insurance. If a part you machine fails and damages a customer’s equipment—or causes an injury—this is the policy that responds.
At Wexford Insurance, we consistently see product-related claims as one of the most serious exposures for machine shops. Even small deviations can lead to large downstream losses.
Estimated range: $2,000 – $10,000+ annually
Covers your building, CNC machines, tooling, and shop contents
Cost drivers: equipment value, fire protection, location setup
Machine shops are heavily asset-driven. One fire, electrical issue, or mechanical failure could severely disrupt operations without proper coverage.
Equipment Breakdown Insurance
Estimated range: $500 – $3,000 per year
Covers mechanical and electrical failure of critical machinery
Cost drivers: type and age of equipment
Standard property insurance does not always cover internal machine failure. This policy is essential for protecting high-value equipment like CNC machines and presses.
Estimated range: $3,000 – $12,000+ annually (based on payroll)
Covers employee injuries and medical costs
Cost drivers: payroll size, job duties, safety programs
Machine shop work involves cutting tools, moving parts, lifting, and repetitive motion. Injuries are not uncommon, making this coverage essential.
Estimated range: $1,200 – $4,000+ per vehicle annually
Covers vehicles used for deliveries and material pickup
Cost drivers: vehicle usage, driver records
If you transport finished parts or raw materials, your personal auto policy won’t protect you. This fills that gap.
Business Owner’s Policy (BOP)
Estimated range: $1,500 – $4,500 annually
Combines general liability and property coverage
For smaller machine shops, a BOP can provide a cost-effective way to bundle core protections.
Umbrella Insurance
Estimated range: $500 – $2,000 annually
Adds extra liability protection above existing policies
Given the potential size of product liability claims, this additional layer of protection is often a smart move.
What Factors Affect Machine Shop Insurance Costs?
Insurance pricing for machine shops is driven by how your operations actually function. In Nate Jones’s experience as a former underwriting manager, these factors consistently influence premiums.
Type of Work Performed
Custom prototype work carries different risks than high-volume production.
Manufacturing critical components for machinery, automotive parts, or industrial systems increases your exposure significantly compared to simple repair or fabrication jobs.
Value of Equipment
CNC machines, lathes, mills, and presses represent a major investment.
The higher your equipment value, the higher your property and breakdown insurance costs. Replacement time and availability can also impact how insurers view your risk.
Revenue and Production Volume
More jobs mean more opportunities for defects or errors.
As production volume increases, so does the likelihood of a claim, especially for product liability.
Employee Count and Experience
A skilled team reduces risk—but more employees still mean higher exposure overall.
Workers’ compensation costs scale directly with payroll, and training levels can also influence underwriting decisions.
Quality Control Processes
At Wexford, we’ve seen firsthand that shops with clear quality control procedures—inspection protocols, documentation, and testing—often receive more favorable underwriting treatment.
Claims History
A history of product defects or equipment losses can significantly increase premiums and reduce carrier options.
Insurance Requirements for Machine Shops
Even when insurance isn’t legally mandated across the board, there are expectations every machine shop owner should understand.
Workers’ Compensation Expectations
If you employ workers, you are generally required to carry workers’ compensation insurance.
This covers injuries such as:
Cuts and lacerations
Crushing injuries from machinery
Repetitive motion disorders
The U.S. Department of Labor provides additional guidance on workplace injury protection:https://www.dol.gov/general/topic/workcomp
Product Liability Expectations
If you manufacture or modify parts, product liability coverage is critical.
Claims may arise long after a product leaves your shop. If a part fails during operation and causes damage, your business may be held responsible—even if the issue isn’t discovered immediately.
Property and Equipment Protection
While not legally required, protecting your machinery is essential.
Without proper property and equipment breakdown coverage, a major loss could force you to halt operations indefinitely.
Workplace Safety Standards
Machine shops are closely tied to workplace safety practices.
Organizations like OSHA provide guidance on:
Machine guarding
Lockout/tagout procedures
Employee safety training
Following these standards reduces both risk and insurance costshttps://www.osha.gov
Contractual Requirements from Customers
Many clients—especially manufacturers and industrial partners—require:
Proof of liability insurance
Specific coverage limits
Additional insured endorsements
Meeting these requirements is essential for securing and maintaining contracts.
How to Lower Your Machine Shop Insurance Costs
Even with higher exposure, there are practical ways to control your premiums.
Implement strong quality control systems
Proper inspection and documentation reduce defect-related claims.
Invest in safety training
Fewer workplace injuries mean lower workers’ comp costs over time.
Maintain equipment regularly
Preventive maintenance reduces breakdown risk and claims.
Bundle policies when possible
Combining coverage can reduce overall costs.
Review your insurance annually
As your shop grows, your coverage should evolve.
Limit work outside your expertise
Taking on unfamiliar or high-risk projects can increase liability exposure.
Work with an independent agency
Nate Jones explains: “The right carrier matters for machine shops. Not every insurer understands product liability the same way.”
At Wexford, we often identify coverage gaps and cost-saving opportunities simply by aligning your policy with how your shop actually operates.
Frequently Asked Questions
Do machine shops really need product liability insurance?
Yes. If you manufacture or modify parts, product liability coverage is essential. Claims can arise well after delivery and may involve significant damage.
Does general liability cover damage to customer-supplied materials?
Sometimes, but not always. Coverage depends on how the policy is structured. Proper classification of your operations is key.
What is the most common claim in machine shops?
At Wexford, the most common claims involve damaged customer parts or product defects, followed by equipment breakdown and employee injuries.
Can small machine shops get affordable insurance?
Yes. Smaller operations with limited exposure and good safety practices often pay less, especially when coverage is tailored correctly.
When should I update my insurance policy?
Any time you:
Add new machinery
Expand production
Hire additional employees
Take on new types of work
One of the most common mistakes Nate sees machine shop owners make is failing to update their coverage as their operations grow.
Why Machine Shop Owners Choose Wexford Insurance
Wexford Insurance was founded by Nate and Kami Jones to bring real-world expertise and transparency to business owners. We specialize in contractor and industrial risks, including machine shop operations.
Nate Jones, CPCU, ARM, CLCS, AU, is a graduate of Indiana State University’s Insurance and Risk Management program and has worked both as an underwriting manager and a risk consultant. He understands exactly how carriers evaluate machine shop risks—and how to position your business for better coverage and pricing.
At Wexford Insurance, we recently worked with a machine shop that had expanded its services from simple fabrication into precision production work. Their existing policy didn’t account for the increased product liability exposure. We restructured their coverage across multiple carriers and added the protection needed for their new operations.
As a Trusted Choice independent agency, we represent a wide range of insurance companies. That means we can compare options, customize your coverage, and advocate for your business when it matters most.
Get a Quote from Wexford Insurance
Understanding what insurance coverages a machine shop needs is only the first step. The real value comes from building a policy that protects your business against real-world risks—not just theoretical ones.
Wexford Insurance107 N State Road 135, STE 304,Greenwood, IN 46142
Our team works directly with machine shop owners to design practical, effective coverage plans that grow with your business.
Call 317-942-0549 or visit www.wexfordins.com. We will compare multiple carriers and help you secure the right protection at the best possible price.
