This conversion adapter is for you to turn your angle grinder into a slotting machine, which is very useful and easy to use. You can easily complete the conversion with this tool. Try it. You won't be disappointed. Features: easy to use: it can be used by itself and can be replaced at home, saving time and money. It is made of metal material, with high hardness and long service life, and does not need to be replaced frequently. It's small and easy to carry. You can take it anywhere you want. Suitable for 100, 125 or 150 angle grinders, you can choose the type suitable for your machine. The saw blade (not included) can be increased or reduced as required, and up to 4 saw blades can be used at the same time. Specification: Material: metal. Type: M10, M14 (optional) M10: 100 angle grinder M14: 125 angle grinder, 150 inner diameter M10: 10 mm. Inner diameter M14: 14.4 mm. Height: M10: 44.3 mm / 1.7 inches M14: 49 mm / 1.9 inches package size: 50 x 40 x 30 mm / 2.0 * 1.6 * 1.2 inches package weight: M10: 140 g / 4.9 ounces M14: 147 g / 5.2 ounces package list: 1 adapter (optional). Thank you for your warm greetings and wish you a happy shopping. If you have any questions, please contact me.