Features: brand new and high quality Grooving machine adapter is mainly made of stainless steel, which is durable and practical. M10/M14 adapter, Both of them are perfect for walls, bricks, tiles grooving. It has precision machining, moderate weight, corrosion resistance and high mechanical strength. Convert the angle grinder into a grooving machine easily and quickly. Expand the function of angle grinder, helps you to achieve various works through one machine. The threaded design makes it easy to apply on the angle grinder. Saw-blades(not included)can be added or reduced according to your own needs, up to 4 saw-blades can be used at the same for time. Specifications: Material: Stainless Steel Type: M10/M14 Package Includes: 1x Adapter note: 1.Please allow 1-3cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.