
Complete Guide to Inserts for Plastics
The complete guide to inserts for plastics — heat, ultrasonic, press, mould-in, and self-tapping. Choose the right type to prevent pull-out failure and thread strip.
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PSM has been the world’s trusted partner in precision fastening solutions. Recognised for innovation, reliability, and excellence since 1936, empowering customers everywhere with comprehensive products, custom engineering, and service that surpass expectations.
From direct screw fixings to threaded spacers, we deliver fastening solutions designed for performance, efficiency, and durability.

With almost a century of fastening expertise, PSM Fasteners has built a reputation for reliability, innovation, and customer trust. Our long history means we understand industry challenges and can deliver proven solutions.

Quality is at the core of everything we do. Our processes are backed by ISO 9001:2015 certification, ensuring consistency, precision, and accountability across manufacturing and supply.

Every project is unique, and we tailor our services to fit your requirements. Whether you need a specialised part or a bulk order, we provide detailed, accurate quotes designed around your specifications.

Time is critical in every project, and we make sure your fasteners arrive when you need them. With efficient logistics and streamlined fulfillment, we help minimise downtime and keep production schedules on track.

The complete guide to inserts for plastics — heat, ultrasonic, press, mould-in, and self-tapping. Choose the right type to prevent pull-out failure and thread strip.

Essential guide to metal fasteners—from basic threaded components to engineered solutions like inserts and

Selecting the wrong fastener material can lead to costly corrosion failures, production delays, and product recalls. Learn the 8 critical factors engineers consider when choosing fastener materials for corrosive environments, high-temperature applications, and challenging assemblies.
We've been sourcing fasteners from PSM Fasteners for several years, and the quality has always been exceptional. The team is knowledgeable, responsive, and consistently helps us find the right fastening solution for our manufacturing requirements. Orders arrive on time, and the products have never let us down.Paul T., Manufacturing ManagerRated 4 out of 5
Finding the correct fastener for specialised materials can be challenging, but the technical support from PSM Fasteners has been excellent. Their team took the time to understand our application and recommended the ideal solution. It's refreshing to work with a supplier that genuinely understands engineering requirements.Michael L., Design EngineerRated 4 out of 5
PSM Fasteners has become one of our preferred suppliers because they're dependable. Communication is always clear, deliveries are prompt, and we've never experienced issues with product quality. Their customer service makes the ordering process straightforward from start to finish.Ryan R., Procurement OfficerRated 5 out of 5
What impressed us most was the extensive product range. Whether we need inserts for plastics, self-clinching fasteners, or custom fastening solutions, PSM Fasteners always has what we're looking for. Their product guides are also incredibly helpful when selecting the right components.James P., Production SupervisorRated 5 out of 5