Features 【High Quality Alloy Steel Material】These M10 M14 tap adapters are made of high quality alloy steel with high hardness, impact resistance and wear resistance. The black coating of M14 female thread converter adapter not only improves the appearance but also prevents rust and corrosion. 【Wide Application】Angle grinder adapter m14 m10 can be used with M14 internal thread core drills, hole saws, profiling wheels, cup grinding wheels and other tools and is designed to be converted to your M14 thread equipment via this thread adapter. 【Screw Drill Converter Standard Size】These angle grinder bit adapters are standard size, not easy to loosen when installed on the tool and have good stability. Angle grinder adapter converter is compact, lightweight and can be easily installed in minutes. 【Fitting Adapter Specifications】The package includes 2 drill thread adapters that can convert M10 taps to M14 threads or M14 taps to M10 threads. 【Fine workmanship】These hole opener drill adapters are exquisitely crafted, have a shiny appearance and have no burrs or gaps, which ensures safe use of the adapter thread M14 to M10. Specification: Item Type: Drill Adapter Material: alloy steel. Specification: M10 to M14, M14 to M10 Package list: 2 x drill adapters. Package List 2 x Drill Bit Thread Converter