MicroFinish Non-Slip Grip Slotted & Phillips Screwdriver Set, 8 Piece. Includes: Slotted 4.5, 5.5, 6.5, 8.0, 10.0mm & Phillips #1, #2, #3. With Hex Bolster & Metal Striking Cap. Hex blade high alloy chrome-vanadium-molybdenum steel, hardened, hard chromed. Blade extends through handle with striking plate. Hex bolster for additional torque. MicroFinish handle, cellulose-acetate, impact resistant, non-slip, oil and grease resistant. (No hex bolster on Slotted 4.5mm)