This 7Pcs VDE Screwdriver Set by Benman is a must-have for all professional electricians. It has screwdrivers of sizes 7x28 to 8x150 mm, made of high quality chrome vanadium steel durable for long-term use. All 7 tools in this set are designed to work up to 1000V. This is a sturdy and reliable VDE-tested set for all your electrician needs.