nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil. nternal spring back, causing the hammer to dive forward and strike the anvil.