Constructed from aluminum, these thread gauges identify US threads from #5 to 3/4 inch (19 mm) and metric threads from 2.5 to 22 mm. The gauges also measure pipe threads from 1/16 to 1/2 inch (12.7 mm) (1.6 to 12.7 mm) and spark plug threads from 10 to 18 mm, covering pitches ranging from 10 to 44 TPI and 0.45 to 2.5 mm. At a shipping weight of 0.10 pounds (0 kg), this tool provides a lightweight solution for fastener identification in the shop or field.

Constructed from aluminum, these thread gauges identify US threads from #5 to 3/4 inch (19 mm) and metric threads from 2.5 to 22 mm. The gauges also measure pipe threads from 1/16 to 1/2 inch (12.7 mm) (1.6 to 12.7 mm) and spark plug threads from 10 to 18 mm, covering pitches ranging from 10 to 44 TPI and 0.45 to 2.5 mm. At a shipping weight of 0.10 pounds (0 kg), this tool provides a lightweight solution for fastener identification in the shop or field.