This is a pack of 20 pairs of  4" long female to female jumpers with a spacing of 2mm. 

This includes 6 pieces of small breadboards for the set of combined irregular breadboards.  Size: 2 cm x 2 cm.   The set of combined irregular breadboards looks like:    

This includes 6 pieces of small breadboards for the set of combined irregular breadboards.  Size: 2 cm x 2 cm.   The set of combined irregular breadboards looks like:    

This includes 6 pieces of small breadboards for the set of combined irregular breadboards.  Size: 2 cm x 2 cm.   The set of combined irregular breadboards looks like:    

These are good quality IC test hooks with a male connection wire. Instead of a single hook, these have two hooks that are capable of grabbing very small points (like SOIC IC legs). Comes in a bag of five IC hooks. We use them with the Bus Pirate logic...

These are a pack of 40 4" long jumpers, 10 6" and 10 9" jumpers.  Multiple jumpers can be installed next to one another on a 0.1" header. Comes as 1 package of 40 jumpers (colors shown) male-to-male, 10 6" and 10 9" jumpers.

These are a pack of 40 4" long jumpers

These are a pack of 40 4" long jumpers.

This is a pack of 40 4" long jumper with female headers on both ends. On one end the female header is designed for 2.54mm spacing, and on the other end, the female header is designed for 2mm spacing. It is ideal for connecting 2.0mm spacing headers to 2...