Features: brand new and high quality Grooving machine adapter is mainly made of metal, which is durable and practical. 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 adapter conversion for head is suitable for type 100/150 angle grinders, perfect for walls, bricks, tiles grooving. The threaded design makes it easy to apply on the angle grinder. Sawblades (not included) can be added or reduced according to your own needs, 2-4 sawsblades can be used at the same for time. Specifications: Material: Metal Type: 100/150 Package Includes: 1 Set Grooving Machine 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.