Wera Kraftform Plus Insulated 6-Piece Screwdriver Set. Wera Tools are my Fav! A great high quality tool line - designed and crafted in Germany. Phillips PH1-#1, Phillips PH2-#2, Slotted 19/64"-3.5mm, Slotted 7/32-5.5mm, Robertson #1, Robertson #2 SPECS: Insulated: Insulated blade individually tested as per IEC 60900 Dielectric strength tested under a 10,000-volt load in a water bath Guaranteed safe for working up to 1,000 volts Lasertip: Laser-treated blade point Micro-rough surface bites into the screw head Holds screws more securely Reduces cam-out or slippage on Phillips screws Reduces required contact pressure Chrome-plated shaft Kraftform Ergonomic Handle: Handle shape designed so the whole hand contacts the handle Smooth hard zones move through the hand like wheels when re-positioning the hand Soft, easy-to-grip contact zones maximize torque transfer Anti roll-off hexagonal shoulder Multi-component materials