Both versions of these economy tuning fork sets come with a mallet designed for one hard and one soft end for use with all frequencies of forks.

• NAS Aluminum Alloy Construction
• Mallet Included
• Wooden Box with Die-Cut Foam Lining Provides Easy Storage
• Two Sets Available

Both sets also come in a wooden box with die-cut foam lining for easy storage. All tuning forks are made of NAS aluminum alloy.

One set includes eight tuning forks (256, 288, 320, 341.3, 384, 426.6, 480, and 512). The other includes 13 tuning forks (100, 128, 256, 288, 320, 341.3, 384, 426.6, 480, 512, 1024, 2048, and 4096).