[Complete Flint knapping Tools Kit] : 3 copper boppers (large, medium, small), 1 pressure flaker, gloves, a protective thick leg pad, and a convenient canvas storage bag. [Material] : Professional Pure Copper Boppers (not common brass!) with Beechwood Handles. our boppers reduce stone shatter by up to 40% compared to hard brass. [Hammer Usage Method]: To strike accurately, use small impact points near the edge, maintain an angle of about 30 degrees between the hammers and obsidian, and concentrate your strength to strike. The contact point between the hammers and obsidian should not be too large, as a large contact surface can easily damage the hammers. [Unlocking Creativity]: Obsidian is a notoriously delicate material that requires precision and expertise. The right tools are the key to mastering this ancient art. [Widely Used]: This flint knapping tools isn’t just for obsidian，but suitable for crystals. Tools