Facom protwist screwdriver sets facom anwj10pb this 10 piece protwistreg screwdriver set from facom is a set of high quality protwist screwdrivers manufactured to a very high standard with precision machined tips for the best fit on any fastener type while the hardened and tempered blades offer optimum strength and endurance the set includes various sized handles the small sizes are best for faster screwing while the big sizes offer a firmer gripthe set includes protwist screwdriv