HMT 308010-0200 VersaDrive ImpactaTap M20 x 2.5mm The HMT 308010-0200 VersaDrive ImpactaTap has a thread size and pitch of M20 x 2.5mm and tap hole size of 17.5mm. VersaDrive ImpactaTaps are the first and only range of taps that are suitable to be driven by impact wrenches and impact drivers, providing at least 15x faster performance than tapping by hand. With a specially designed twin-lead, cutting geometry - the dual hardening process with Titanium coating provides a fantastic solution for tapping holes in steel. VersaDrive ImpactaTaps have a patented non-slip, Hex shank suitable for use in any standard 1/2 drill chuck for cordless or pistol drills (up to M10) or used with a VersaDrive Rapid Lock adapter for use in a wide range of power tools such as Magnetic Drills. They can even be used by hand in a socket wrench. Features: Ground Flutes create the perfect tapped hole Safer tapping with minimal kickback Specially hardened for impact wrench use High grade tool steel for high accuracy & long life Goldmax low friction titanium coating to stop burn out High strength, non slip shank design Wide range of sizes For fastest performance use on impact wrenches & impact drivers Check the minimum torque requirement Tapping Stainless Steel requires higher impact torque Use appropriate lubrication and correct RPM to achieve long tool life Specification: Thread size and pitch : M20 x 2.5mm Length: 100mm Tap hole size, Metric Course Thread: 17.5mm