FORTIS Step spanner univ. 3/8 - 1 inch

UNI valve step spanner

Design: Gradated wrench made of chrome-vanadium steel, hardened and nickel-plated, with cam hexagon socket and bi-hexagonal locking, square drive 1/2".

UNI valve step spanner
Size 3/8"; 1/2"; 3/4";1" and other intermediate sizes. For the assembly and disassembly of heater valve nipples and lockshields as well as for short extension pieces..