Screwdriver has to fit slot tightly to work properly

Screwdriver has to fit slot tightly to work properly screw slot file Or leave a saw width witness on the head of the screw and adjust the saw by eye using a loupe Personally I cut screw slots with a knife file screwdriver slot These screw-slot bits let you create screw slots so that panels can be held in place but are able to slide back and forth without splitting the wood or breaking

screwdriver slot file the threads into the shank, shape the head and cut the slot These types of screws are relatively easy to distinguish by the absence of

screw slot file Lesson 8: Files · Lesson 9: Saws Example: the slot in a standard screw is like a minus sign ; the slot in a Phillips screw is like a plus sign  The straight edge of a machinist's file with a rough bastard cut would put a slot in that screw head very quickly, maybe faster than a hacksaw