SAFE FOR LIVE ELECTRICAL WORK - individually tested to 10,000V and certified for use on live circuits up to 1,000V AC and 1,500V DC, providing trusted protection for professional electricians FAST AND VERSATILE BLADE SYSTEM - interchangeable SVCM steel blades feature a secure push-fit auto-lock and quick-release mechanism, allowing rapid switching between sizes and tasks PRECISION FIT TO PROTECT SCREWS - machined tips ensure accurate engagement with screw heads, reducing cam-out and preventing damage to fixings during electrical installation work COMFORTABLE CONTROL AND TORQUE - ergonomic soft-grip bi-material handle allows smooth free-spinning action for fast tightening, while still delivering controlled torque when needed TRUSTED DRAPER TOOLS QUALITY - since 1919, Draper Tools has supplied reliable hand tools, DIY tools, power tools, gardening tools, automotive tools and accessories trusted by trade professionals, engineers and DIYers across the UK and Europe, Weight: 0.87303055752 pounds, Manufacturer: Draper