The Ub3r-Spanner

This achievement requires you to have crafted the Engineering Tool of the Trade from BFA: [item=164740].

You must complete a quest line to obtain the pattern to craft this and have 150 skill points in Kul Tiran / Zandalari Engineering.

Complete the quest line [storyline=868] (Horde) / [storyline=869] (Alliance).

Craft the item by collecting:

[item=168153] x1 - Dropped from [npc=129214] in [zone=8064] on any difficulty. You cannot buy this on the AH.
[item=168154] x1 - Dropped from [npc=133389] in [zone=9527] on any difficulty. You cannot buy this on the AH.
[item=168152] x2 - Kill [npc=139328] once for one, and [npc=139205] once for the other. You will need to kill both, you can't farm one. You cannot buy this on the AH.
Insulated Wiring x50 - Buy off the AH or vendors.
Storm Silver Ore x15 - Buy off the AH.
Platinum Ore x10 - Buy off the AH.
[item=152668] x10 - You can scrap items from BFA at the scrapper in Boralus or transmute to obtain these. You cannot buy this on the AH but you can buy the items to scrap from the AH.

Currently on the PTR, all Tools of the Trade achievements count if you have the item in your bags/bank.

For those wondering : for Sabertron, you don't need the WQ to be up. Just go up there, kill the technicians and then Sabertron.