"This pack of 4-40 screws comes with a matching hex key. Each screw is 10mm in length. These are left over production stock from the original version of the BigTime Watch Kit so they won’t be...

"This pack of 4-40 screws comes with a matching hex key. Each screw is 10mm in length. These are left over production stock from the original version of the BigTime Watch Kit so they won’t be around for long. Includes: 4x screws 1x hex key Dimensions: 10mm long"

"Description: These are standard locknuts with 4-40 thread. For use with 4-40 machine screws. They have a nylon insert that allows them to stay tightly in place. Note: These come in packs of 10." ...

"Description: These are standard locknuts with 4-40 thread. For use with 4-40 machine screws. They have a nylon insert that allows them to stay tightly in place. Note: These come in packs of 10."