Engineered with 1000V insulation rating and premium steel, this insulated screwdriver set ensures shockproof while delivering 50% high than standard tool. Featuring a socket design for 4 14mm screws and hexagonal sleeve structure that increases area by 30%, it optimizes torques transmission in confined space. Ideal for professional electricians, industrial maintenance technicians, and craft enthusiasts requiring efficient high voltages tool. Safely tighten/loosen fasteners during high voltages equipment maintenance, automotive repairs, or machinery adjustments in narrow workspaces. The ergonomic handle with nonslip coating combines fatigue resistant comfort with sturdy steel construction for long time industrial use., Weight: 0.29541943108 pounds, Manufacturer: OOLA.DETAL