System 4 Phillips Drive-Loc Blade, #0 X #1
The Wiha 26976 is a System 4 Phillips drive-loc, #0 X #1. They are precision adjustable locking blades and the blades adjust lock in 1/8" increments. It is an ESD safe soft grip drive-loc handle. Through hardened for longest life durability. The blades are made from Wiha exclusive CRM-72 tool steel.