Bahco ERGO Screwdriver Interchangeable Blade Set. Supplied in a pouch and plastic tube with hanging hole. Inculdes: 1 x ERGO Handle with 1/4in hexagon drive bit holder for blades or bits and interchangeable blades. The lock-in type system allows for easy and safe locking, blades stays caught until the release is driven. Developed according to the scientific ERGO process. The three-component handle provides maximum user comfort. Its soft material with ridged surface provides superior grip and greater force transmission. 2 x 100mm Slotted Blades:1.0 x 5.5 and 1.2 x 6.5mm. 2 x 100mm Phillips Blades: PH1 and PH2. 2 x 100mm Pozidriv Blades: PZ1 and PZ2.