Normally the IDC header ends are a simple job, They can be obtained from DigiKey, not far from you in ND. You can get keyed or unkeyed, the plain ones don't have the raised piece in the centre.
A clean vise is usually all you need and line the connector up square and wind the vise in until the clamp side latches to the bottom side.
I use sharp scissors to cut the cable and if you need to trim afterwards a box cutter with a new blade works good.
Al.
CNC, Mechatronics Integration and Custom Machine Design
“Logic will get you from A to B. Imagination will take you everywhere.”
Albert E.