Hazet 150 52 Hybrid and Electric Vehicle High voltage Tool Set, 52 Pieces Ozito Accessories Hardened steel: the tool is Model:PB 212Z.LH Hardened steel: the tool is made of special tool steel 33 pieces ∙ 3 – 14 ∙ PH1 – PH4 ∙ PZ1 – PZ3 ∙ 1 4 inch square ∙ hollow ∙ Outer 6 point traction profile ∙ Inside hexagon profile ∙ Cross recess profile PH ∙ Pozidriv profile PZ ∙ Slot profile 52 pieces ∙ 6 – 22 ∙ M8 – M12 ∙ PH1 – PH3 ∙ T20 – T30 ∙ 3 8 inch square ∙ hollow ∙ Slot profile ∙ Cross recess profile PH ∙ Inside TORX® profile ∙ Internal serration profile XZN ∙ Outside hexagon traction profile Outside hexagon traction profile