Gunson 77106 Universal Thread Gauge 4pc

ManoMano

This 4-piece thread gauge set is designed to quickly and accurately identify a wide range of thread types on bolts, set screws, pipes, and spark plugs. Manufactured from aluminium, the gauges are safe to use on fine threads and allow for the identification of bolt thread diameter, thread pitch, or threads per inch without risk of damage. The metric gauge measures thread sizes from 2.5mm to 22mm with pitches ranging from 0.45mm to 2.5mm. The pipe thread gauge covers sizes from 1/16"" to 1/2"", with thread counts from 14 to 27tpi, and includes spark plug thread sizes of 10, 12, 14, and 18mm. Two USS standard gauges are included to cover SAE, UNC, and UNF standards. The smaller gauge measures sizes #5 to 3/8"" with thread counts from 16 to 44tpi, while the larger gauge covers sizes from 1/4"" to 3/4"" with thread counts from 10 to 28tpi. A 4pc thread identification gauge set. Features metric & USS sizes including SAE, UNC, & UNF standards. Range: 5/16"" - 3/4"", 10tpi - 44tpi, metric

Amazon

Identifies bolts pipe threads and spark plugs 10-18mm. Identifies bolts | pipe threads and spark plugs 10-18mm Range 5/16" to 3/4 ", 10tpi to 44tpi, metric thread sizes 2.5 to 22mm and pitch of 0.45mm to 2.5mm. Range 5/16" - 3/4", 10tpi - 44tpi, metric thread sizes 2.5 - 22mm and pitch of 0.45 - 2.5mm Fast and accurate