Precision and strength can be a rare duo. The two only get along if they’re properly designed to compliment each other. Kind of like spouses.
Seattle Tool screwdriver sets don’t bend, crack, chip or do anything else but get the job done smoothly and hassle free. Would your wife say the same thing about you?

Slotted Screwdrivers in 5* and 6* (100mm), 8* (150mm), 9.5* (200mm)

Phillips Screwdrivers in PH1* and PH2* (100mm), and PH3* (150 mm) 

Specifications