Category Archives: Product Insight

Weld Screws

  Weld screws are of two types: projection weld and spot weld. Both involve resistance welding principles where the welded joint is achieved by electrical resistance flow through the joint held under electrode pressure.  Weld screws are ideal for providing … Continue reading

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U-Drive Screws (Hammer Drive Screws)

U-drive self-tapping screws, also known as hammer drive screws, are often used for attaching nameplates in castings and for sealing drain holes in corrosion proofing tubular structures. They are more comparable to nails than screws as the head is not … Continue reading

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Lock Nuts

Many different types of lock nuts are available for use in a wide range of applications.  While their underlying mechanisms might vary, they all have one thing in common: they produce additional resistance to vibrational loosening forces without using lock … Continue reading

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SEMS Screws

Washers are often used in combination with screws to improve the structural integrity of an assembly. Typically, they are separate components. However pre-assembled screws and washers – the SEMS screw, have simplified and improved efficiencies in many manufacturing processes. What … Continue reading

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Black Oxide Finish

Flat Phillips Drive Machine Screw – Black Oxide Finish Black oxide finished screws commonly used in electronics.   Clients often ask us about the difference between black oxide and other available black coatings on fasteners. We thought a brief review … Continue reading

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48-2 Trilobular Thread-Rolling Screws (Plastite alternative) for Plastics.

Flat Undercut Torx Drive Plastite-Alternative Screw Specially designed trilobular thread-rolling screws for use in plastics.     Our featured product for this month is the 48-2 trilobular thread rolling screw – an economical alternative for the 48-2 Plastite screw, meeting … Continue reading

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Explaining Dacrotized Finishes

Coatings for different fasteners are as varied as the fasteners themselves. So when talking about Deck Screws, for example, you have to make sure you are comparing apples to apples before buying to ensure that you have the best product. So, … Continue reading

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The Bolt Guide

Square Head Bolts Grade 2 Flat Slotted Cap Screw Hex Cap Screw Grade 2 Also known as a Battery Bolt. The Square head offers greater bearing surface for wrenching than standard hex head bolts. Flat Cap Screws are most often … Continue reading

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Product Torque Range

Product specifications can be a tricky area to navigate without the right information. Moreover, having the right info and knowing whether the item you have will do the job is paramount. In today’s Ask the Aspen Experts post, a client … Continue reading

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Sourcing Hex Flange Bolts

While chatting online with a customer on the Aspen Fasteners website, one of our fasteners experts was asked about a specific part that was not available as a standard item; could it be ordered for them? The client needed the … Continue reading

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