Draper vde screwdriver set expert quality 7 piece set tested to 10kv suitable for working on live circuits of 1kv ac and 15kv dc made with svcm alloy steel blades which are hardened tempered and chemically blacked fully insulated ergonomic soft grip handle with deep set blade sheath for total safety 4 plain slot sizes 25mm x 75mm 3mm x 100mm 55mm x 125mm and 65mm x 150mm 3 pz type no0 no1 and no2 colour redyellow