Thread Adaptor Set, metric

The M-SK-TA Thread Adaptor Set is an organized box of 8 different types of male-male and male-female thread adaptors, 10 of each type for a total of 80 pieces. The male-male thread adaptors are: M4 to M6, 8-32 to M4, 8-32 to M6, M6 to 1/4-20, and M4 to 1/4-20. The male-female thread adaptors are: M4 to M6, 8-32 to M6 and M4 to 1/4-20. This kit is less expensive than buying the thread adaptors separately.