Welding Table Fixture Pins 12Pcs 5/8 Hole V-Groove Aluminum Kit

In this review of the Welding Table Fixture Pins 12Pcs kit, the bottom line is simple: this set is for fabricators and hobby welders who need a compact, reusable solution for holding both square and round tubing during tack and final welds. Our review found the set most valuable because the V-groove pins lock round tubing securely while the square tube pins provide stable corner stops, making setup faster and reducing slippage during welding. The pack of 12 matched pins fits standard 5/8 in table holes and is a practical add-on for anyone who wants cleaner, more repeatable fixturing.

Key Features

• 12-piece set: Includes six square tube pins and six V-groove round tube pins so you can fixture multiple parts at once for faster setups.
• V-groove design: The V-shaped block holds circular tubing tightly to prevent sliding and ensure precise root alignment for cleaner welds.
• Aluminum alloy construction: Material resists welding slag buildup and allows repeated use while remaining lightweight and durable.
• Precision machined: High precision ensures consistent fit in 5/8 in table holes, minimizing unwanted movement during welding.
• Compact dimensions: Each pin measures 1.5 in height and 1 in outer diameter, making them suitable for common table setups and easy storage.

Who It's For

The kit is aimed at metalworkers who already own a welding table with 5/8 in holes and need quick, reliable fixturing for both round and square tubing. It is most useful for small shops, DIY fabricators, and tradespeople who set up repeated joints and want a simple way to hold parts squarely and coaxially during welding.

Those who should look elsewhere include welders using nonstandard hole sizes or heavier industrial fixtures requiring hardened steel pins; the aluminum pins are durable but are not intended to replace heavy-duty hardened stops in high-volume production environments.

Pros & Cons

Pros

• Versatile mix of square and V-groove pins lets you fixture both tube shapes without swapping accessories.
• Secure V-groove fit reduces movement and improves weld accuracy on round tubing.
• Aluminum construction is reusable and resists slag accumulation for extended use.
• Compact, uniform sizing fits standard 5/8 in holes for quick placement.

Cons

• Aluminum is not as hard as steel, so it may wear faster under very heavy industrial use.
• Buyers must verify table hole size and material compatibility before purchase to ensure fit.

Specifications

Pack count	12 pins
Pin types	6 square tube pins, 6 round V-groove pins
Hole compatibility	Suitable for 5/8 in welding table holes
Overall height	1.5 in
Outer diameter	1 in
Material	Aluminum alloy

Our Verdict

The 12Pcs Welding Table Fixture Pins kit is a practical, good-value addition for hobbyists and small shops that need reliable fixturing for round and square tubing. Its mix of V-groove and square pins, combined with precision machining and lightweight aluminum construction, makes it ideal for improving setup speed and weld consistency as long as the user confirms 5/8 in table hole compatibility.

Frequently Asked Questions

Will these pins fit my welding table?
They are designed for 5/8 in table holes; measure your table hole diameter to confirm compatibility before purchasing.

Are the pins welded or machined?
The pins are precision machined from aluminum alloy, providing consistent dimensions and a reusable surface that resists slag buildup.

Can the aluminum pins withstand heavy industrial use?
Aluminum is durable and reusable, but it is not as hard as steel; for very high-volume or heavy-duty stops, hardened steel fixtures are preferable.