Material: It comes with the metal material, not easy to deform or break. It can you for a long time. : This kit includes 3 collets that allow you to remove a wide range of tool s from their cartridges safely and easily. Useful Function: This is a very convenient and practical small hand tool that can be applied to your well. Easy to Use: To use, simply load the collet onto the hammer, load the , and then tap the "hammer" with a series of short, impacts against any solid and the will come out of the , allowing you to adjust powder levels or whatever needs fixing to a safe shot. Meaningful Tool: This puller is the perfect tool for ensuring your rounds are safe to fire in any situation. Color: Black Material: plastic+metal Size: . 25.00x10.00x3.00cm/9.84x3.94x1.18in. Package Contents: 1 set x Puller Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.