NIUNIUPortable golf club groove sharpener, easy to clean and repair your wedge and iron. Suitable for U-shaped groove and V-shaped groove. This golf groove cutter can grind and clean grooves very quickly. The highest quality metal structure, made of high-grade precision tool vacuum heat-treated steel, has the greatest durability and cutting efficiency. Even if you use an old club, you can restore the old iron to produce the best backspin effect, thereby saving money. The compact and sturdy structure is extremely durable and gives you a comfortable experience. quantity of delivery:1 piece (Package contents: Only the above package contents, excluding other products.) size:11*1.2cm,slot head: 2cm (Reminder: The size is measured manually, please allow 1-2 cm measurement error) color:blue colors (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)