Description: PRACTICAL: The professional adapter turns your angle grinder into a grooving machine easily and quickly. Expand the function of angle grinder, helps you to achieve various works through one machine. HIGH QUALITY: Made of high quality metal material, high hardness, durable construction engineered for longer service life. FEATURE: Angle grinder changing slotting machine conversion head. USAGE: The threaded design makes it easy to apply on your 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 time. APPLICABLE: M10 adapter is suitable for type 100 angle grinder use, while M14 adapter is suitable for type 125-230 angle grinder use. Both of them are perfect for walls, bricks, tiles grooving. Specification: Material: Metal Size Chart: M10: H: 32mm / 1.26inch, Outer Diameter: 20mm / 0.79inch, Inner Diameter: 10mm / 0.39inch, Gasket Thickness: 6mm / 0.24inch M14: H: 32mm / 1.26inch, Outer Diameter: 20mm / 0.79inch, Inner Diameter: 14mm / 0.55inch, Gasket Thickness: 6mm / 0.24inch Package Includes: 1 Set of Angle Grinder to Grooving Machine Adapter 1 Piece Hexagonal Wrench Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!