Its pretty easy tbh. Also if you want to read this then warning there are spoilers in the game and a bit in the Henry Stickmin Collection game.
This game is basically henry stickmin StD (Stealing the Diamond)
No way you would choose hammer because its the right thing in the game and laser cutter is the wrong thing in the game.
In CtM, Wallclip was the wrong thing and Open was the right thing so i chose open