GEAROLL spark plug gap tool with 32-blade steel feeler gauge for precise gaps.
GEAROLL spark plug gap tool shows universal-fit design for 10–16 mm plugs.
GEAROLL spark plug gap tool knob-adjust design for smooth, controlled gaps.
GEAROLL feeler gauge range from 0.001 to 0.040 inches included with tool.
GEAROLL spark plug gap tool kit includes gloves for ready use.
GEAROLL spark plug gap tool durable, polished edges resist wear during adjustments.
GEAROLL gap tool in use demonstrates quick, repeatable gap settings.
GEAROLL spark plug gap tool with 32-blade steel feeler gauge for precise gaps.
GEAROLL spark plug gap tool shows universal-fit design for 10–16 mm plugs.
GEAROLL spark plug gap tool knob-adjust design for smooth, controlled gaps.
GEAROLL feeler gauge range from 0.001 to 0.040 inches included with tool.
GEAROLL spark plug gap tool kit includes gloves for ready use.
GEAROLL spark plug gap tool durable, polished edges resist wear during adjustments.
GEAROLL gap tool in use demonstrates quick, repeatable gap settings.

GEAROLL Spark Plug Gap Tool with 32 Blade Steel Feeler Gauge – Fits Most 10mm–16mm Spark Plugs

Precision-ready spark plug gap tool for everyday maintenance Meet a tool designed to simplify a small but...
Vendor: GEAROLL
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£32.26
£32.26
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GEAROLL spark plug gap tool with 32-blade steel feeler gauge for precise gaps.

GEAROLL Spark Plug Gap Tool with 32 Blade Steel Feeler Gauge – Fits Most 10mm–16mm Spark Plugs

£32.26
GEAROLL spark plug gap tool with 32-blade steel feeler gauge for precise gaps.
GEAROLL spark plug gap tool shows universal-fit design for 10–16 mm plugs.
GEAROLL spark plug gap tool knob-adjust design for smooth, controlled gaps.
GEAROLL feeler gauge range from 0.001 to 0.040 inches included with tool.
GEAROLL spark plug gap tool kit includes gloves for ready use.
GEAROLL spark plug gap tool durable, polished edges resist wear during adjustments.
GEAROLL gap tool in use demonstrates quick, repeatable gap settings.

GEAROLL Spark Plug Gap Tool with 32 Blade Steel Feeler Gauge – Fits Most 10mm–16mm Spark Plugs

£32.26
Description
Description
x

Precision-ready spark plug gap tool for everyday maintenance

Meet a tool designed to simplify a small but crucial task in engine care: setting spark plug gaps. The GEAROLL gap tool combines a sturdy 32-blade steel feeler gauge with a compact, polished body that fits securely in hand. The feeler blades are hardened and finely polished, delivering a smooth glide across metal surfaces as you compare thicknesses. The result is a tactile experience that makes gap setting feel deliberate and controlled, rather than rushed.

The tool supports standard plug threads (10mm, 12mm, 14mm, and 16mm) and non-preset gap plugs, making it a versatile addition to a home or professional shop. By design, it encourages consistent measurements, which can translate to predictable results during servicing and maintenance. The finish on the tool ensures comfortable handling even after multiple adjustments, and the included gloves protect your hands while you work.

What’s included

  • GEAROLL Spark Plug Gap Tool
  • 0.03–0.040 inch (0.8–1.0 mm) feeler gauge
  • Pair of protective gloves

How to use

  • Set the desired gap with the feeler gauge and place the spark plug into the tool.
  • Turn the knob until the gap reaches the target size, then rotate back gently to disengage.
  • Re-check with the feeler gauge and adjust if needed, repeating as necessary for accuracy.

Tips for reliable results

  • Back the knob slightly to offset electrode rebound during measurement.
  • Avoid direct contact between plug and tool screw to prevent coating wear.
  • Keep surfaces clean and free of debris to preserve accuracy over time.

Real-world scenarios

In a busy workshop or a weekend project, this tool helps you approach gaps with consistency. It’s especially handy when working with older or non-preset plugs, or when you’re conducting a quick check between tasks. Remember: this tool is designed for standard 10–16 mm plugs; it is not compatible with 18 mm threads or with long/short reach plugs.

FAQ

Q: What spark plug sizes does the GEAROLL Gap Tool fit?

A: It fits most 10mm, 12mm, 14mm, and 16mm thread plugs; 18mm is not compatible.

Q: What’s included in the kit?

A: The kit includes the gap tool, a 0.001–0.040 inch feeler gauge, and gloves.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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