Features: Suitable for number one wood weight screw, designed specifically for golfers, it can counterweighted on golf club, providing better balance and stability. It have durability and corrosion resistance, and can withstand long-term use and various climatics conditions. Through precise processing technology, the accuracy and quality of the screws are ensured, enabling them to be securely fastened and accurately affecting the center of gravitys position of club. Great for golf enthusiasts and golf coaches who want to optimize their swing and improve their performances on the course. Whether you're practicing at the golf course or training at a driving range, the Golf Weighted Screw is a must have accessory for golfers seeking better control and accuracy in their shots. Specifications: Materials: Plastic Size: As Shown in the Picture Package Includes: 7Pcs Golf Weight(3g, 5.0g, 7g,9g,11g,13g, 15g) 1pc Golf Weight Wrench 1pc Storage Bag note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.