Features 1、4-in-1 multifunctional frosted needling, the product has the functions of using files and frosting and piercing heads, as well as the overall function of protecting the copper connector of the club. The bar can be shaped, worn and poked to better hold the chalk and help avoid misuse. 2、The function is to pierce some small holes on the surface of the tip of the club to increase the adsorption capacity of Chalk in order to increase the friction between the tip and the ball. 3、The tip of the club will become harder and harder after a long time of hitting, so that the ability to grasp the ball will become worse, and it will also cause the tip to accumulate and make the tip too slippery, causing the slider to affect the hit. Therefore, it will affect the players' skill level. The pricking needle product is used to continuously pierce the surface of the head, so that the contact surface of the head will become rough, so that the players can play their skills more stably. 4、After the player has finished playing, the product can also be used as a 5/16‑14 or 5/16‑18 joint protector (male and female). The female thread are used to protect the copper joint of the club to prevent thread damage and dirt enter, so as not to cause damage and affect the tracing accuracy of the center of the ball. 5、Whether you are a beginner or an experienced billiards veteran, the 4-in-1 multifunctional frosted needle punch is ideal for players of all levels and can help you improve your billiard game experience. Item Type: Billiard Pool Cue Tip Accessory Material: Aluminum Size: Approx. 70 x 23mm / 2.8 x 0.9in Features: 1. Molding 2. Grinding and polishing 3. Acupuncture the tip 4. Cue protection sleeve Package List 1 x Billiard Pool Cue Tip Accessory