The threads of the adjustable handle are divided into metric system and inch system.
Metric thread adjustable handles are generally available in stock, while inch thread adjustable handles are in small demand, requiring non-standard customization.
Metric thread adjustable handle: it is coarse thread, that is, standard thread, and the common specifications are M4 × 0.7、M5 × 0.8、M6 × 1.0、M8 × 1.25、M10 × 1.5、M12 × 1.75、M16 × 2.0 etc.
Inch thread adjustable handle: common specifications include 1/4-20 teeth, 5/16-18 teeth, 3/8-16 teeth, 1/2-12 teeth and 5/8-11 teeth.
