Nice lot in this kit including:

 * 1 storage box with boxes

 * 20 bits in 6 mm
 * 20 bits in 8 mm
 * 20 bits in 10 mm
 * 20 bits in 13 mm
 * 20 bits in 16 mm
 * 20 bits in 20 mm
 * 20 bits in 22 mm

 Lead and nickel free

 careful shipping in a bubble envelope