M2 tap.

Millimetre Precision for Your M2 Threads: The HSS Titanium Coated Tap from Sloting Plus

When preparing a slot car requires working at a millimetre level, having the right tool makes the difference between a perfect thread and a damaged one that ruins hours of work. The M2 tap from Sloting Plus (ref. SP143702) is made from HSS steel (high-speed steel) and features a titanium coating that increases surface hardness and reduces friction during tapping, significantly prolonging the tool's lifespan.

Main Features

• Material: HSS (High Speed Steel), resistant to heat generated during tapping.
• Coating: Titanium, for increased hardness, reduced wear, and cleaner chip evacuation.
• Metric: M2, the most common standard in precision fasteners for slot cars and modelling.
• Contents: Bag with 1 unit.
• Reference: SP143702 — Sloting Plus.

Function and Performance

The tap is used to create or recover internal threads (females) in materials such as aluminium, brass, zamak, or technical plastics. In the world of slot racing, the M2 metric appears constantly: securing motors, mounts, guides, axles, and numerous chassis components where thread precision is critical for the car's performance on track.

The titanium finish is not merely aesthetic: it acts as a dry lubricant, reducing the coefficient of friction and allowing the tap to work more smoothly, especially in soft materials like aluminium or brass, where it is easy to overshoot the thread or cause material tearing if the tool does not cut cleanly.

Compatibility and Applications

The M2 metric is applicable to virtually all 1/32 and 1/24 scale slot systems. It is particularly useful when working with machined aluminium chassis, custom mounts, or any part where a new thread needs to be created or a damaged one recovered. It is also commonly used in static modelling and dioramas when working with small-format metal parts.

Assembly and Preparation

To achieve the best results, it is recommended to:

1. Pre-drill with the correct drill bit for M2 (recommended drill diameter: 1.6 mm in standard materials).
2. Apply a few drops of cutting oil or specific lubricant to improve the finish and protect the tap.
3. Tap with short, alternating movements (advance half a turn, retreat a quarter) to facilitate chip evacuation and avoid breakage.
4. Never force the tap if resistance is encountered: M2 taps are thin and can break easily if too much torque is applied.

Common Mistakes

• Using an incorrect diameter drill bit before tapping: a drill bit that is too small can jam the tap and break it.
• Tapping without lubrication, which increases wear and can quickly dull the cutting edge.
• Applying excessive force in one direction without retreating to evacuate chips.

Frequently Asked Questions

What materials is this M2 tap suitable for?

It is designed to work on materials commonly used in slot racing and modelling: aluminium, brass, zamak, and technical plastics. Its use on hard steels is not recommended without specific lubrication and great caution, given the small diameter of the tap.

What drill diameter do I need before using this tap?

For a standard M2 thread (pitch 0.4 mm), the recommended pre-drill diameter is 1.6 mm. Always consult the tap drill chart if working with different pitches.

Does the titanium coating extend the life of the tap?

Yes. The titanium coating increases surface hardness and reduces friction, resulting in a greater number of threads before the cutting edge loses effectiveness, especially in soft materials like aluminium.

Can I use it by hand or do I need a mechanical tap?

For M2 diameters, manual use with a precision tap holder is always recommended, as torque control is essential to avoid breakage. Taps of this diameter are very susceptible to breaking if excessive force is applied.

Is this tap suitable for recovering damaged threads?

Yes, it is one of its most common applications: running the tap through a damaged or dirty thread allows it to be recovered without the need to replace the entire part.

The Sloting Plus SP143702 M2 tap is an essential precision tool for slot car preparation and scale modelling. Made from HSS steel with a titanium coating, it delivers clean, durable threads in aluminium, brass, and technical plastics. Whether you are building a custom chassis, fixing a stripped thread, or setting up a 1/32 or 1/24 slot car, this M2 tap offers the accuracy and longevity that serious hobbyists demand. A must-have addition to any slot car workshop or modelling bench.