This conversion adapter is for you to convert your angle grinder to grooving machine, which is utility and easy for you to use, you can use this tool to finish the conversion easily, come on and try it, it will not let you down.Features: Easy to use: it can be used by yourself, you can change it in your home, which is time saving and money saving. Made of metal material, which is high hardness and has a long service life, you do not need to change it often. It is small in size and easy to carry, you can take it with you to anywhere you want to use it. Suitable for the the type100, type125 or type150 angle grinder, you can choose the type suitable for your machine. The sawblade(not included) can add or reduce by your need, up to 4 sawblades can be used at the same time.Specifications: Material: metal Type: M10, M14 (optional) M10: for type100 angle grinder M14: for type125, type150 angle grinder M10 inner diameter: 10mm / 0.4in M14 inner diameter: 14.4mm / 0.6in Height: M10: 44.3mm / 1.7in M14: 49mm / 1.9in Package size: 50 * 40 * 30mm / 2.0 * 1.6 * 1.2in Package weight: M10: 140g / 4.9ounce M14: 147g / 5.2ouncePacking list: 1 * Adapter (optional)