Knapping Kit For Pros And Beginners Crafting Kit 3 copper hammers,1 awl,1 pressure flaker and 1 tool bag. hammer is made of copper and beech wood, and there is a lead weight inside the hammer head to increase the feel. This set of obsidian napping tools can help you master this ancient art faster and create the artwork you want. This set of knapping tools can not only be used to create flint and obsidian works, but also can be used for opal, red crystal, blue crystal, etc. Obsidian fragments are very sharp,so be sure to wear cut-resistant gloves,pads and goggles during the making process. Colour:As Shown Material:Metal + Wood Package Contents: 1set * flint knapping kit 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.