Slotted screwdriver blade thickness

Screwdriver HowStuffWorks straight slot screwdriver Screwdriver Set Flat & Philip Screwdriver Round Shank & Flathead Screwdriver Slotted Screwdriver ▻Used for driving screws with a straight slot or a single straight slot and a slotted driver, made yesterday from a standard 4mm straight blade; using Needle files and an Eze-Lap SlottedDriver_

asgard slot SlottedFlathead Screwdriver Bits