The blades of these screwdrivers are made from an impact resistant chrome vanadium alloy for high durability. No.2 L size is compatible with 3mm-5mm (+) screws while No.1 M size can be used for 2mm-2.6mm (+) screws.
IXO 002 Special Triangle Screwdriver Large 2.7mm Suitable for Some Atalya/Atlas
Tamiya (+) Philips Screwdriver No.2 Large ( THC 74006)
TAMIYA 74006 Philips Screwdriver No.2 Large - Tools / Accessories
Alloy Steel Screwdriver Handle With 1.5/2.0/2.5/3.0mm Hex Screwdriver Driver Bit
FASTRAX FLAT SCREWDRIVER BIT FOR ELECTRIC SCREWDRIVER FAST628-6