HAZET 666-5 Tyre Tread Depth Gauge

Checking tyre tread depth is essential for road safety and legal compliance. The HAZET 666-5 Tyre Tread Depth Gauge provides a simple, mechanical way to measure tread wear on cars, motorcycles, and light commercial vehicles. Its colour-coded scale gives an instant indication of tyre condition, helping you decide when replacement is necessary.

Who is it for

This gauge is ideal for vehicle owners, mechanics, and workshop professionals who need a reliable, no-battery tool for quick tread inspections. Its compact, pen-style design fits easily in a pocket or glove box.

Main features

• Mechanical operation – no batteries required
• Measuring range: 0–25 mm (0–1 inch)
• Resolution: 1 mm
• Dual scale: millimetres and inches
• Colour-coded zones: green (safe), yellow (caution), red (replace)
• Minimum legal tread depth indication (1.6 mm highlighted)
• Durable plastic body with metal probe
• Pocket clip for easy carrying

Specifications

• Brand: HAZET
• Model: 666-5
• Measurement type: Mechanical
• Display type: Analog scale
• Material: Plastic body, metal probe
• Colour: Black
• Application: Tyre tread depth measurement

Tips

For accurate readings, insert the probe into the tread groove and press the gauge flat against the tyre. Check multiple points around the tyre, including the centre and edges, to detect uneven wear. Replace tyres when the tread reaches the red zone or the legal minimum in your region.