The Bosch 4-Piece VDE Insulated Open End Spanner Set is the ideal choice for professional tradespeople who need reliable, safety-compliant spanners that meet all legal requirements. Whether youre an electrician, sanitary fitter, or working in any other trade, this set ensures safe and precise fastening or loosening of nuts, even when unexpectedly coming into contact with live parts. Each VDE-compliant spanner is insulated with Thermoplastic Elastomer (TPE), offering maximum protection. Tested up to 10,000 volts and VDE-certified up to 1,000 volts according to DIN EN/IEC 60900, these spanners provide peace of mind when working near electrical hazards. Crafted from durable chrome vanadium steel, the spanners feature a 15° jaw position, making them easy to use in tight spaces. The ergonomically shaped soft-grip handles offer excellent control and comfort, preventing slippage and ensuring a secure grip. Additionally, each spanner has a size finder underneath the tool head, allowing for qu