Threading Tool, Manufacturer suggested retail price. $14.60 Features and Benefits: Designed for use with taps, reamers, screw extractors and many other tools to be turned by hand Adjusted by evenly turning the two knurled tightening screws Threading Wrench Specs: For taps No. 0 - 1/2" (3mm to 12mm) carded Manufacturer: Hanson Lifetime warranty does not cover abuse