Package contents: you will receive 4 pieces of diamond fishing hook sharpener, with black and red handles, black and yellow handles, 2 pieces for each style; The sufficient quantity and different colors can meet your daily needs and replacements, you can also share them with your friends and family Double sided diamond grit: these fly fishing hook sharpeners are mainly made of diamond grit, with 800 grit on fine side and 600 grit on medium side, which are strong and reliable, wearable and lasting, not easy to break or deform, applicable for a long period of time Suitable size: the dual grit diamond stone fish knife grinding tool is about 10 cm/ 4 inch in length, 1/2 inch in width, and the groove size is about 1/16 inch, which is the proper size for you to use in your daily life; Besides, the small and simple fish hook file is lightweight, so you can put it in your bag and carry out, without putting an extra burden on you Non slip handles and portable ropes: these diamond fish hook files adopt grooves, handles and ropes design, the black handles make them easier for you to grasp, protecting them from slipping; The ropes on the handles are designed for easy storage when you're not using them