Crimping tools (for fixing vertical C Studs to horizontal U Tracks, all steel frame)
Riveters (for fixing steel frame of drywall partition and ceiling)
Tin snips
Measuring tapes
Utility knives
Keyhole saws (for cutting holes in gypsum boards)
Squares
T-squares
Chalk reels
Hawks
Joint knives for treatment of straight joins / inside corners / outside corners (blade width = 75mm, 100mm, 150mm), plastic made for non-professional workers and do-it-yourselfers, and high carbon steel / stainless steel made for professional drywallers
Trowels for treatment of straight joints / outside corners (blade width = 200mm, 280mm), made of high carbon steel / stainless steel for professional drywallers
Hand sanders
Corner trowels, plastic made for non-professional workers and do-it-yourselfers, and high carbon steel / stainless steel made for professional drywallers
Etc.
For professionals at advanced levels in developed countries including USA, UK, France, Germany, Australia, New Zealand, etc., there are other special tools to improve the productivity like mud mixers, automatic tapers, corner rollers, corner finishers, dura stilts, etc.