Features: Suitable for .335 and .355 .370 tip end shafts. All weights have a full length hole to allow air escape when being epoxied To reduce the weight file down and achieve the swing weight you want The thick ones for Golf Iron Shafts,and the thin ones for Golf Wood Shafts. This weight plug inserts into the tip of the shaft to add weight to the golf clubs. Specifications: Material: Copper Size: Picture shows Type: Carbon/Steel Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 10pcs/9pcs Golf Shaft Tip Weights