high quality insulated screwdriver set Cr-V steel PP+TPR handle grip with max comfort blister card package high quality 6pcs insulated screwdriver setblade made of Cr-V steel, heat treated, rustproofHRC50-54black tip with magnetPP+TPR handle grip with max comfortavailable in different sizes contents:1 pc universal screwdriver handle18 bits: -3, -3, -4, -4, -5, -5, ph1, ph1, ph2, ph2, ph3, ph3, ...